If a constant current is flowing through a coil, then the flux through that coil will become constant. In such types of arrangements, the electromotive force (emf) induced in the coil will be:

NTS 2018
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

Weber x ampere per meter is equal to:

NUMS 2016
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

If the angle b/w electric field and vector area A is rr/3 then electric flux will be?

A 4.0 m long wire is subjected to stretching force and its length increases by 40 cm. The percent elongation which the wire undergoes is:

UHS 2013
Physics
Physics of Solids
Elimination Tool:

There are leptons

A ball is released from a height h, above a table. Given that air resistance is negligible and 50% of its kinetic energy is converted to other forms of energy at each bounce, what will be the height reached after the second bounce?

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:

Which statement is universally correct?

One kilowatt-hour is commonly termed as one commercial unit of electric energy which is equal to:

PMC 2020
Physics
Current Electricity
Elimination Tool:

When the frequency of the applied force becomes equal to one of natural frequencies of body then the body oscillates with maximum displacement this phenomenon is called:

NUMS Mock 3
Physics
Wave Motion and Sound
Oscillations and Simple Harmonic Motion

What is correct about alpha and x rays?

A sound wave travels with a speed of 330ms−1 in air. If the wavelength of the wave is 3.3m, then the frequency of the wave is ______.

PMC Sample 2
Physics
Wave Motion and Sound
Elimination Tool:

A real image formed by convex lenses is always:

NUMS 2016
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

What is the instantaneous power dissipated through a resistor of resistance 10 ohm if it is connected to an AC source of frequency 15 Hz at 1/180 sec if peak value is 20 V?

UHS 2018
Physics
Alternating Current
Elimination Tool:

The frequency of a man’s voice is 300 Hz. If velocity of sound is 336 m/s, the wavelength of the sound is:

NTS 2016 SMBBMC
Physics
Wave Motion and Sound
Elimination Tool:

In Einstein’s theory, the deflection of light is predicted to be exactly as great as it is according to Newton’s theory

On doubling the mass, the linear momentum and angular momentum of the body will be:

Astronomers calculate speed of distant stars and galaxies using which of the following phenomena:

PMC 2020
Physics
Wave Motion and Sound
Elimination Tool:

Acceleration of a body executing SHM is directed towards:

The chemical properties of elements depend on ________.

NUMS Mock 2
Physics
Nuclear Physics

Work is a

PMC Sample 2
Physics
Scalars and Vectors
Elimination Tool:

If a force of 1 N acts on a body through a distance of 1 m in the direction of force, how much
work is done?

The difference between soft and hard X-rays is of:

NUMS Mock 1
Physics
Atomic Structure

The rapid escape of air from a burst tyre is an example of:

NUMS 2020
Physics
Heat and Thermodynamics
Elimination Tool:

A sphere of charge +Q is fixed in a position. A smaller sphere of +q is placed near the larger sphere and released from the rest. The small sphere will move away from the large sphere with?

NTS 2014
Physics
Electrostatics
Elimination Tool:

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

NUMS Mock 4
Physics
Forces and Motion

The current measuring part of the Avometer consists of a number of low resistors connected:

NUMS Mock 4
Physics
Magnetism and Electromagnetic Induction

) Which can damage eye?

How much energy is dissipated as heat in 20 s by a 100 Ω resistor that carries a current of 0.5 A?

NTS 2014
Physics
Current Electricity
Elimination Tool:

The current measuring part of the Avometer consists of a number of low resistors connected …

NUMS 2016
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

Unit of emf?

If capacitor is connected with battery and is fully charged then

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

PMC Sample 1
Physics
Forces and Motion
Elimination Tool:

Chromatic aberration can be removed by using

If both inputs “A” and “B” are ON and the output is also ON. This type of gate is known as:

NUMS Mock 2
Physics
Electronics

Voltage Is current In RC circuit.

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

NTS 2018
Physics
Electrostatics
Elimination Tool:

The frequency of a string on a musical instrument can be changed either by:

PMC Sample 3
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

X-rays are used to investigate:

PMC Sample 3
Physics
Dawn of Modern Physics
Elimination Tool:

From the given options, which one lists the amount of work done from smallest to Largest displacement is In forward direction?

In an inelastic collision, Momentum is _____ and Kinetic Energy is ______ respectively.

NUMS 2019 Reconduct
Physics
Forces and Motion
Elimination Tool:

Wavelength of X-rays is of the order of?

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

When fluid is incompressible, it means:

NUMS 2018
Physics
Fluid Dynamics
Elimination Tool:

In which rectifier is the ripple factor less?

PMC Practice 1
Physics
Alternating Current
Elimination Tool:

Product of R and C is

Half wave voltage multiplier can provide any degree of voltage multiplication by cascading diodes and capacitors.

PMC Practice 12
Physics
Electronics
Elimination Tool:

A ship approaching a seaport at 10 km/h sends a sonic signal of frequency of 1000 Hz. What is the apparent frequency of the signal as received by a receiver on the seaport?

NUMS 2015
Physics
Wave Motion and Sound
Elimination Tool:

When the aircraft Concorde is moving in a horizontal plane at a constant speed of 650 ms-1, its turning circle has a radius of 80 km. What is the ratio of the centripetal force to the weight of the aircraft? (g = 9.8 m/s2)

NTS 2013
Physics
Circular Motion and Momentum
Elimination Tool:

Young modulus for the perfectly rigid body is

The electron shows purely a ____ when free.

PMC Sample 2
Physics
Dawn of Modern Physics
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:

Radioactive elements emit:

NUMS 2017
Physics
Nuclear Physics
Elimination Tool:

If the ionization energy of a hydrogen atom is 13.6 eV, its ionization potential will be:

PMC Sample 1
Physics
Atomic Spectra
Elimination Tool:

When a transformer is connected to 120-volt ac, it supplies 3000 V to a device. The current through the secondary winding then is o.06 A and the current through the primary is 2 A. The number of turns in the primary winding is 400. The number of turns in the secondary winding is:

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

Which unit is used in the measurement of Displacement?

PMC Practice 4
Physics
Scalars and Vectors
Elimination Tool:

If N, m, V and c represent the number of molecules, mass of a molecule, volume of cubical container and speed of a molecule respectively then by using the method dimensions, check which of the following expressions represents the pressure (p) of a gas?

NUMS 2019 Cancelled
Physics
Heat and Thermodynamics
Elimination Tool:

Sodium nucleus consists of 11 protons and 12 neutrons. The conventional symbol of this nucleus is?

NTS 2014
Physics
Nuclear Physics
Elimination Tool:

Electrons are emitted in the production of X rays by:

NUMS Mock 1
Physics
Atomic Spectra

The dimensions of volume and acceleration (respectively) are:

NTS 2010
Physics
Measurements
Elimination Tool:

Which is most sensitive to human eye?

The half-life of a radioactive element depends upon:

NUMS Mock 4
Physics
Nuclear Physics

For one mole of gas, the relation for specific heat capacity at constant pressure ‘Cp’ and at constant volume ‘Cv’ is ________.

NUMS Mock 1
Physics
Heat and Thermodynamics

Value of acceleration due to gravity on mars?

Let X be a radioactive element having No nuclei. The time required to decay this element to one half of its initial number No is known as:

NTS 2018
Physics
Nuclear Physics
Elimination Tool:

Which of the following is not a S.I. base quantity.

NUMS 2018
Physics
Measurements
Elimination Tool:

22320 cal heat is supplied to 100g of ice at zero degree centigrade. If the latent heat of fusion of ice is 80 cal /g and latent heat of vaporization of water is 540 cal/g the final amount of water thus obtained and its temperature respectively are:

NUMS 2014
Physics
Heat and Thermodynamics
Elimination Tool:

Magnetic flux is maximum when angle between magnetic field and vector area is:

PMC 2020
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

The amount of heat at constant volume is called as:

NTS 2013
Physics
Heat and Thermodynamics
Elimination Tool:

If in a circuit, 2 Ampere current is drawn from the battery in 10 minutes. How much charge will flow through the circuit in this time?

NTS 2018
Physics
Current Electricity
Elimination Tool:

Which of the following is not E.M wave?

ETEA 2019
Physics
Electromagnetic Waves
Elimination Tool:

Work done, due to centripetal force, for circular motion will be:

NUMS Mock 1
Physics
Circular Motion and Momentum

Which of the following gives the relationship between linear velocity and angular velocity?

NUMS Mock 3
Physics
Circular Motion and Momentum

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:

Induced emf depends upon:

Dispersional effect may produced error in light signals. This type of error is minimum in.

Dimension of Torque Is?

What Is absolute uncertainty In length of 10m measured by scale of precision of 0.1m?

A ball is thrown vertically upward with the velocity of 98 m/sec, how high does the ball rise?

NTS 2012
Physics
Motion in Two Dimensions
Elimination Tool:

Consider an object placed on a frictionless inclined plane at a height of 5m , if it is released, what will be its velocity at the bottom of the inclined plane?

NUMS 2017
Physics
Forces and Motion
Elimination Tool:

During radioactive decay of a nucleus zXA, β emission takes place along with the daughter nucleus. Because of this beta particle emission, the mass number (A) of the parent nucleus:

NTS 2018
Physics
Nuclear Physics
Elimination Tool:

A neutron travels a distance of 24 m in a time interval of 3.6 x 10^-4 s. Assuming its speed was constant. Find its kinetic energy. Take 1.7 x 10^-27 kg as the mass of the neutron.

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

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

NUMS Mock 2
Physics
Heat and Thermodynamics

If a certain region’s magnetic field is directed vertically up and a proton enters this field from the left side, it will go _________.

NUMS 2019 Reconduct
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

Which of the following is an instrument for monitoring radiations:

NUMS Mock 1
Physics
Nuclear Physics

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:

The potential difference between the terminals of a battery in an open circuit is 2.2 V. When it is connected across a resistance of 5.0 Ω, the potential falls to 1.8 V. What is the internal resistance of the battery?

NTS 2015 DUHS and JSMU
Physics
Current Electricity
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 5 kg and that of body ‘Y’ is 4.8 kg. Find the acceleration?(g = 9.8 m/s^2)

NTS 2015 DUHS and JSMU
Physics
Forces and Motion
Elimination Tool:

A D.C generator is converted in A.C generator by

Gamma rays are attracted towards

PMC Practice 11
Physics
Electronics
Elimination Tool: