At the instant the traffic light turns green, an automobile starts with a constant acceleration a of 2.1 m/s2. At the same instant a truck, traveling with a constant speed of 9.2 m/s, overtakes and passes the automobile. How far beyond the traffic signal will the automobile overtake the truck?

NTS 2010
Physics
Motion in Two Dimensions
Elimination Tool:

Dimension of modulus of elasticity:

Seconds pendulum has time period

The wavenumber of a photon in Brackett series is 9/400 R then electron transited from orbit with the quantum number:

PMC Sample 2
Physics
Atomic Spectra
Elimination Tool:

The amount of heat provided to a system at constant pressure (qp) is equal to _______.

NTS 2012
Physics
Heat and Thermodynamics
Elimination Tool:

A pipe open at both ends has a length of 5m. The second harmonic frequency is _____. Velocity of sound in air = 340 m/s.

NUMS Mock 4
Physics
Wave Motion and Sound

An astronomical telescope has Magnifying power 5. If the focal length is 20 cm then what is the focal length of the objective?

NUMS Mock 2
Physics
Optics, Nature of Light and Optical Instruments

What is 1 radian in degrees approximately?

PMC Sample 1
Physics
Circular Motion and Momentum
Elimination Tool:

In a bridge type full-wave rectifier, if Vm is the peak voltage across the secondary coil of the transformer, the maximum voltage coming across each reverse biased diode is:

PMC Practice 5
Physics
Alternating Current
Elimination Tool:

What will be impact on the frequency of a simple pendulum if the length of pendulum is halved
and value of gravity is doubled?

A wave, which transfers _____ by moving away from the source of disturbance is called _____ wave.

NUMS 2019 Reconduct
Physics
Wave Motion and Sound
Elimination Tool:

The phenomenon in which certain elements emit invisible radiations is called:

NTS 2018
Chemistry
Atomic Spectra
Elimination Tool:

Rain is vertically downwards with the velocity of 30m/s , a wind blows from north to south direction with 10m/s then at what angle should the umbrella of the person be held and in which

The dimensions of momentum are the same as that of:

PMC 2021 Tested
Physics
Forces and Motion
Measurements
Elimination Tool:

A body is executing simple harmonic motion if:

NTS 2015 SMBBMC
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

An electron is situated midway between two parallel plates 0.5 cm apart. One of the plates is maintained at a potential of 60 volts above the other. The force on the electron is (e = -1.6×10-19)

NTS 2011
Physics
Electrostatics
Elimination Tool:

Moving charge produce field

The direction of current through the load resistance of a full-wave rectification circuit:

UHS 2019
Physics
Alternating Current
Elimination Tool:

Let L be the length and d be the diameter of the cross section of a wire. Wires of the same material with different L and d are subjected to the same tension along the length of the wire. In which of the following cases the extension of wire will be the maximum?

NUMS 2014
Physics
Physics of Solids
Elimination Tool:

The unit of the product of RC in the charging of a capacitor Is:

If x-component of a vector is v3 and y-component is 1, then the angle made by the vectoralong x-axis is:

ETEA 2017
Physics
Scalars and Vectors
Elimination Tool:

In the breakdown region zener behaves like a

PMC Sample 2
Physics
Electronics
Elimination Tool:

If stress is applied on a body then the ratio of change in volume to original volume will be:

NUMS 2016
Physics
Physics of Solids
Elimination Tool:

A 3-cm length of wire is moved at right angles across a uniform magnetic field with a speed of 2.0 m/s . If the flux density is 5.0 teslas, what is the magnitude of the induced e.m.f?

NTS 2016 DUHS & JSMU
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

Two spherical balls of 2.0 kg and 3.0 kg masses are moving towards each other with velocities of 6 m/s and 4 m/s respectively. What must be the velocity of the smaller ball after the collision, if the velocity of the bigger ball is 3 m/s?

NTS 2015 DUHS and JSMU
Physics
Circular Motion and Momentum
Elimination Tool:

A mass of 20 kg is lifted from the floor to a height of 2m in 4.9 sec. Calculate the power in Watts.

NUMS 2019 Reconduct
Physics
Work, Power and Energy
Elimination Tool:

Newton’s first law Is applicable on:

I) Body In motion II) Body In rest

Bragg’s Law for measurement of wavelength à. of i-rays, using crystal lattice planes having distance d between each other, for constructive interference for integral multiple of i is.

NTS 2019
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

General Equation of SHM is given as: x(t) = A sin(wt) Find approximate value of wt, if x(t) = 71cm and A=100cm.

X-rays are used to measure?

PMC Practice 8
Physics
Electromagnetic Waves
Elimination Tool:

The dimensions of volume and acceleration (respectively) are:

NTS 2010
Physics
Measurements
Elimination Tool:

SI unit of electric field is volt/meter which is equivalent to:

NUMS 2019 Reconduct
Physics
Electrostatics
Elimination Tool:

The SI unit of mass is?

If a closed surface contains two equal and opposite The net electric flux from the surface will be

the period of rotation of geosynchronous satellite is

A conductor of length L is moved across a magnetic field. Due to this activity, a potential difference appears across the ends of the conductor. This type of potential difference is termed as:

NTS 2018
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

Water is flowing in a streamline motion through a horizontal tube. The pressure at a point in the tube is P where the velocity of now is v. At another point, where the pressure is P/2, the velocity of flow is: (density of water=ρ)

NUMS 2014
Physics
Fluid Dynamics
Elimination Tool:

Two capacitors C1 = 2μF and C2 = 4μF, are connected in series across a 100 V supply.

Find the effective capacitance:

NTS 2010
Physics
Electrostatics
Elimination Tool:

A cyclist is moving towards the right with an acceleration of 4m/sec2. At t=0, he has traveled 5m moving towards the right at 15 m/sec. What will be his position at t = 2 seconds?

NTS 2018
Physics
Forces and Motion
Elimination Tool:

The direction of the magnetic line of force depends upon:

NUMS 2016
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

The range Of the projectile depends upon the velocity of the projection and the angle of the projection i.e 45. For a fixed velocity, when the angle of projection is larger than 45. Which of the following is correct?

UHS 2019
Physics
Motion in Two Dimensions
Elimination Tool:

1 radian = _____ degrees.

NTS 2012
Physics
Circular Motion and Momentum
Elimination Tool:

Work done by retarding force is:

If temperature on Kelvin scale Is reduced to half, what would be the effect on the energy of radiations?

4.5 x 109 years is the half-life of:

NUMS 2020
Physics
Nuclear Physics
Elimination Tool:

Damping is the process whereby _______ is ______ from the oscillating system.

NUMS 2019 Reconduct
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

The point at which an applied force produces linear motion but no rotatory Motion is:

NUMS 2014
Physics
Forces and Motion
Elimination Tool:

When a body of weight ‘W’ is kept suspended by a string, the weight of the body pulls the string downwards, while the string pulls the body upwards with an equal force, this force is called?

NTS 2015 SMBBMC
Physics
Forces and Motion
Elimination Tool:

The series limit for the Balmer series of hydrogen spectrum occurs at 3664 A. Calculate Ionization energy of hydrogen atom.

NTS 2013
Chemistry
Dawn of Modern Physics
Elimination Tool:

A 20.0 cm wire carrying a current of 10.0 A is placed in a uniform magnetic field of 0.30 T. If the wire makes an angle of 40° with the direction of the magnetic field, find the magnitude of the force acting on the wire? ( sin 40° = 0.642)

NTS 2015 DUHS and JSMU
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

Number of Significant figures in 0.001634 Is:

The time of open vibration of a simple pendulum may be decreased by:

NTS 2017
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

If a wire having current 10A has a 3T magnetic field, what will be the magnetic field at a point from the wire at double the distance?

NUMS Mock 3
Physics
Magnetism and Electromagnetic Induction

When there is an increase in the length of the simple pendulum then its time period will:

NTS 2015 SMBBMC
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

Which one of the following force is non-conservative:

PMC 2020
Physics
Forces and Motion
Elimination Tool:

1 Inch = —- cm

ML^2T^-3 is the dimension of:

To remove the huge amount of heat energy in a nuclear reactor, ______ is/are used.

NTS 2012
Physics
Nuclear Physics
Elimination Tool:

Black body emits which of the following radiations:

When a body is falling under the action of gravity the direction of acceleration is:

A particle is projected from the ground with a kinetic energy E at an angle of 60 degree with the horizontal. Its kinetic energy at the highest point of its motion will be:

NUMS 2019 Cancelled
Physics
Forces and Motion
Elimination Tool:

A coil is placed near a magnet. Emf will be induced in it when

What will be the time period of pendulum if length becomes S times and g becomes 1/5 times at some height from the earth?

If speed of a fan in a room is Increased then the temperature of air in the room will

If mass attached to a spring and the spring constant of a spring are doubled, the resulting Time period will:

A sound wave with a frequency of 343 Hz travels through the air. What is its wavelength? (speed of sound through air = 343 m/s)

NTS 2014
Physics
Wave Motion and Sound
Elimination Tool:

If a body is placed from poles to equator, the weight of the body will

Unit of Momentum Is?

What will be the energy of electron travelling at 10^7 m/s

If the electric field is E = x/y then y is?

terminal velocity of a water droplet is dependent on:

In Doppler effect, if listener moves towards a stationary source then:

NUMS Mock 2
Physics
Wave Motion and Sound

There is a current of 25 A in a long straight wire. What is the flux density at a point 3 cm from the wire?

NTS 2016 SMBBMC
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

In a ripple tank, 40 waves pass through a certain point in one second. If the wavelength of the waves is 5 cm, then find the speed of the wave:

NUMS 2020
Physics
Wave Motion and Sound
Elimination Tool:

If length of a wire is Increased two times and Its cross-sectional area is reduced to half, the resistance of the wire will be:

When the output power equals to one-half of the input power, efficiency of the transformer becomes:

NUMS Mock 4
Physics
Work, Power and Energy

In SHM the kinetic energy of the body is maximum when:

UHS 2018
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

If a car is moving with constant non-zero velocity, then its displacement time graph will be:

The sum of all forms of molecular energies (Kinetic and Potential) of a substance is termed as?

UHS 2019
Physics
Work, Power and Energy
Elimination Tool:

A box of mass m = 6 kg slides with speed v = 4 m/s across a frictionless floor. It suddenly explodes into two pieces. One-piece, with mass m1= 2 kg moves in the same direction with speed v1= 8 m/s . Find the velocity of the second piece.

NTS 2013
Physics
Motion in Two Dimensions
Elimination Tool:

Formula for Horizontal Range of  projectile is

Three resistors connected in series have Individual voltages labeled V1, V2, and V3, respectively. Which of the following expresses the value of the total voltage V, taken over the three resistors
together?

If two point charges of charge q1 and q2 are placed at distance d. The force between them is proportional to:

PMC Sample 2
Physics
Electrostatics
Elimination Tool:

A force which is experienced in a magnetic field depends on:

NTS 2011
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

If M and m represent the mass of Earth and mass of a satellite respectively; then the orbital speed v of satellite in a circular orbit of radius r around Earth will be:

NUMS 2019 Cancelled
Physics
Gravitation
Elimination Tool:

Zeros are always considered significant when they are

The frequency of AC used in Pakistan is

speed of sound is greatest in

If d is the distance of distinct vision, the magnifying power of a magnifying glass of focal length f is

Which of the following is not major application of electromagnetic induction

An object is thrown vertically upward with a velocity of 20 m/s. How much time it will take to reach the highest point?

NUMS Mock 2
Physics
Motion in Two Dimensions

When the antinodes, in stationary waves, are passing through their equilibrium position, the energy is:

NUMS 2020
Physics
Wave Motion and Sound
Elimination Tool:

A gas is enclosed in a container fitted with a piston of cross-sectional area of 0.10 m2. The pressure of the gas is maintained at 8000 N/m2. When heat is slowly transferred, the piston is pushed up through a distance of 4.0 cm. If 42 J heat is transferred to the system during the expansion, what is the change in the internal energy of the system?

NTS 2015 DUHS and JSMU
Physics
Work, Power and Energy
Elimination Tool: