A bullet penetrating 30cm into its target loses its velocity by 50%. What additional distance will it penetrate into the target before it comes to rest?

NUMS 2019 Cancelled
Physics
Motion in Two Dimensions
Elimination Tool:

An apple is thrown with a speed of 30 m/s in a direction 30° above the horizon. Find out its horizontal range. (g= 9.8 m/s2)

NTS 2015 DUHS and JSMU
Physics
Motion in Two Dimensions
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:

The direct exposure of sun light where ozone layer is depleted will cause:

2022 PMC Test 1
Physics
Electromagnetic Waves
Elimination Tool:

The half-life of a radioactive element depends upon:

NUMS Mock 4
Physics
Nuclear Physics

A pendulum oscillates on x-axis between 10 cm and 50 cm. Calculate its amplitude

The electron current is chiefly due to:

NUMS 2016
Physics
Wave Motion and Sound
Elimination Tool:

A ball falls vertically and bounces on the ground. The following statements are about the forces acting while the ball is in contact with the ground. Which statement is correct?

NTS 2017
Physics
Forces and Motion
Elimination Tool:

In single slit diffraction, when wavelength lameda increases:

PMC Practice 20
Physics
Electromagnetic Waves
Elimination Tool:

Identify the dimensions of area, velocity and acceleration respectively: ( where L= Length, T=Time)

NTS 2015 SMBBMC
Physics
Measurements
Elimination Tool:

If frequency of incident light is increased beyond threshold frequency, keeping light intensity constant, then:

NUMS Mock 2
Physics
Dawn of Modern Physics

The energy supplied by the cell to the charge carriers is derived from the conversion of:

NUMS Mock 1
Physics
Current Electricity

How can we define linear magnification produced by a lens?

NTS 2015 SMBBMC
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

Js is the unit of:

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

NUMS Mock 3
Physics
Wave Motion and Sound

A neutron travels a distance of 12 m in a time interval of 3.6 x 10 – 4s. Assuming its speed was constant, find its kinetic energy. (take 1.7 x 10 – 27 kg is the mass of neutron)

NTS 2015 SMBBMC
Physics
Work, Power and Energy
Elimination Tool:

The property of light, bending around obstacles and spreading of waves into the geometrical shadow of an obstacle is called ______.

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

Q.125 SI Unit of current is?

The penetrating power of X rays increases with:

NUMS 2018
Physics
Atomic Spectra
Elimination Tool:

The six strings of a guitar are the same length under nearly the same tension, but they have different thicknesses. On which string do waves travel the fastest?

NUMS 2015
Physics
Wave Motion and Sound
Elimination Tool:

In a practical transformer mutual induction between primary and secondary coils takes place. In such transformer what can be deduced about the power.

UHS 2018
Physics
Alternating Current
Work, Power & Energy
Elimination Tool:

Time period of simple pendulum depends on

) Twin paradox Is consequence of?

Transistors can be used as:

PMC Practice 10
Physics
Electronics
Elimination Tool:

A ball is thrown vertically upward with a velocity of 98 m/s. If it takes 10 seconds to reach the highest point then the acceleration of the ball is:

NUMS 2014
Physics
Motion in Two Dimensions
Elimination Tool:

The energy stored in the capacitor is written as:

NUMS 2019 Cancelled
Physics
Electrostatics
Elimination Tool:

The half-life of a radioactive element depends upon:

NUMS 2016
Physics
Nuclear Physics
Elimination Tool:

The half-life of C14 is approximately 5,730 years, while the half-life of C12 is essentially infinite. If the ratio of C14 to C12 in a certain sample is 25% less than the normal ratio in nature, how old is the sample?

NTS 2013
Physics
Nuclear Physics
Elimination Tool:

What is the constant of proportionality in ohms law:

When an electron and its antiparticle positron come close enough to each other, they completely convert into radiation energy in the form of photons, this process is called:

NTS 2018
Physics
Dawn of Modern Physics
Elimination Tool:

When a source is moving towards a stationary observer, the apparent change in frequency will be:

NUMS 2018
Physics
Wave Motion and Sound
Elimination Tool:

Operational amplifier with an LDR is used as a:

NUMS 2019 Reconduct
Physics
Electronics
Elimination Tool:

An electric rod of 2000 watts rating boils a certain quantity of water in 10 minutes, the heat which generated for boiling this water is:

NTS 2013
Physics
Electrostatics
Elimination Tool:

Half-life of iodine-131 is 8 days. If 20mg is present initially. How much iodine is left behind after 2 half-lives?

NUMS 2020
Physics
Nuclear Physics
Elimination Tool:

The temperature coefficient of normal-conductor is negative because:

NUMS 2020
Physics
Heat and Thermodynamics
Elimination Tool:

Which of the following field is dependent on the path?

A 3 kg stone falls from a 20m high platform. Find its falling speed at 10 m height.

NUMS 2020
Physics
Forces and Motion
Elimination Tool:

Two spheres of the same size, one of mass 5 kg and the other of mass 50 g are dropped simultaneously from a tower. When they are about to touch the ground, they have the same:

NUMS Mock 4
Physics
Gravitation

Electric field strength at a point between oppositely charged plates is ‘E’. If the distance between plates is reduced to half, what will be the new value of electric intensity?

NUMS Mock 3
Physics
Electrostatics

in Damping

Volume of sphere having radius 17 cm Is:

The food we eat in one day has about the same energy as:

NUMS 2020
Physics
Work, Power and Energy
Elimination Tool:

The principle behind the working of cathode ray oscilloscope is:

PMC Sample 1
Physics
Electronics
Magnetism and Electromagnetic Induction
Elimination Tool:

A progressive wave moving along the X axis is represented by y = [(2 π / λ – x)]. The wavelength at which the maximum particle velocity is 3 times the wave velocity is:

NUMS 2014
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

Two forces equal in magnitude but opposite In direction and not acting along the same line constitute a couple. The movement of this couple will be:

NTS 2018
Physics
Forces and Motion
Elimination Tool:

A 3 kg stone falls from a 20m high platform. Find its falling speed at 10 m height.

NUMS Mock 1
Physics
Forces and Motion

If the length of pendulum is increased 4 times, the new time period will be?

Ratio of Electrical Constant to Gravitational constant is approximately:

The vector product of two vectors A and B is ____ vectors A and B.

NTS 2019
Physics
Scalars and Vectors
Elimination Tool:

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:

Sky appears blue due to?

The frequency of applied AC is 2 kHz. Its time period will be:

PMC Practice 3
Physics
Alternating Current
Elimination Tool:

An object whose mass is 100 g starts from rest and moves with constant acceleration of 20 cm/s2. At the end of 8s its momentum in g cm / s is:

NTS 2016 SMBBMC
Physics
Work, Power and Energy
Elimination Tool:

Interference is shown by Light

If the dot product of vectors Is equal to product of their magnitudes, the angle between them

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

Mutual inductance has a practical role in performance of:

PMC Practice 4
Physics
Alternating Current
Elimination Tool:

Two bodies ‘X’ and ‘Y’ are attached to the ends of a string which passes over a pulley so that the two bodies hang vertically. If the mass of the body ‘X’ is 10 kg and that of ‘Y’ is 9.8 kg. Find the acceleration? (g = 9.8 m/s2)

NTS 2016 DUHS & JSMU
Physics
Forces and Motion
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:

Electron volt is the unit of

Vector is quantity that ——

PMC Practice 4
Physics
Scalars and Vectors
Elimination Tool:

A diode works in _______ bias for rectification.

PMC Practice 6
Physics
Alternating Current
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:

Law of Conservation of Momentum states that total linear momentum of system remains constant if:

NUMS 2019 Reconduct
Physics
Forces and Motion
Elimination Tool:

If the temperature is increased from 200K to 800K, then what would be the change in pressure at constant volume?

NUMS 2016
Physics
Heat and Thermodynamics
Elimination Tool:

A sample of an ideal gas may : expand adiabatically or expand isothermally. The net flow of heat into the gas from the exterior is:

NTS 2017
Physics
Heat and Thermodynamics
Elimination Tool:

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

NUMS Mock 4
Physics
Nuclear Physics

Incident rays of light parallel to the principal axis of a convex lens, after refraction by the lens, will:

NTS 2017
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

Longitudinal standing wave, in second harmonic mode, is established in a tube that is open at both ends. The length of the tube is 0.8m. What is the wavelength of the waves that make up the standing wave?

PMC Practice 10
Physics
Electromagnetic Waves
Elimination Tool:

Laser light is

If a magnetic field around a current carrying wire is anticlockwise then the direction of current flow is a

Red light is used in photographic dark room because of:

NUMS Mock 4
Physics
Optics, Nature of Light and Optical Instruments

The dimensions of momentum are the same as that of:

PMC 2021 Tested
Physics
Forces and Motion
Measurements
Elimination Tool:

A constant force F= 2i + 3j +4k is applied on a body. What will be the work done to move the body 5m in the z-direction?

PMC Sample 1
Physics
Scalars and Vectors
Elimination Tool:

The use of a capacitor filter in a rectifier circuit gives satisfactory performance only when the load:

PMC Practice 3
Physics
Alternating Current
Elimination Tool:

A nucleus weighs less than Its sum of nucleons, a quantity known as the

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:

Electromagnetic waves are produced by:

NTS 2012
Physics
Electromagnetic Waves
Elimination Tool:

In hot day white clothes are worn because they are good

Which of the following changes, when particle Is moving with uniform velocity?

A motion with increasing velocity can be represented on displacement-time graph by:

PMC Sample 1
Physics
Forces and Motion
Elimination Tool:

If a dielectric material is placed between two plates of a capacitor, the net capacitance of the capacitor:

NTS 2018
Physics
Electrostatics
Elimination Tool:

If the length of simple pendulum is increased to 6 time; and g reduces to 3 times, then time period will be?

If we increase the cross-section area of a conductor having a length L, the resistance R of that conductor will be:

NTS 2018
Physics
Current Electricity
Elimination Tool:

Which of the following series lies in the ultraviolet range:

PMC 2020
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

Which of the following is not E.M wave?

ETEA 2019
Physics
Electromagnetic Waves
Elimination Tool:

If the potential difference of 1 volt is applied across the end of a conductor and the current flowing through the conductor is one ampere then the resistance of the conductor is said to be?

NTS 2015 SMBBMC
Physics
Electrostatics
Elimination Tool:

The direction of the magnetic line of force depends upon:

NUMS Mock 2
Physics
Magnetism and Electromagnetic Induction

Pascal is equal to:

The property of light, bending around obstacles and spreading of waves into the geometrical shadow of an obstacle is called ______.

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

Which of the following statement is true? i) Toroid is a solenoid bent into circular path ii) Solenoid is a tarok’ in open

What will be the speed a electron having an energy of 18.2 x10^14 Joule?

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: