The electron shows purely a ____ when free.

PMC Sample 2
Physics
Dawn of Modern Physics
Elimination Tool:

For a satellite so that it could stay over the same point on Earth’s surface the orbital radius r is given by ________.

NUMS 2019 Reconduct
Physics
Gravitation
Elimination Tool:

If a potential difference of V appears on the plates of a capacitor with capacitance C, then energy stored will be:

A 50 watt bulb is operated by 120 volts. What is the current through the bulb?

NTS 2016 SMBBMC
Physics
Current Electricity
Elimination Tool:

A wave passes through a medium; each particle of the medium performs 100 complete vibrations in 5 seconds. What is the frequency of the wave?

PMC Practice 3
Physics
Oscillations and Simple Harmonic 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:

The angle made by the coil of an AC generator at a time Interval 3T/4 is?

In a step up transformer ________.

NTS 2019
Physics
Alternating Current
Elimination Tool:

A person having a mass of 60 kilograms exerts a horizontal force of 200 Newtons in pushing a 90 kilogram object a distance of 6 meters along a horizontal floor. He does this at constant velocity in 3 seconds. The weight of this person approximately, in Newtons, is: (g=9.8m/s2)

NTS 2017
Physics
Forces and Motion
Elimination Tool:

Unit of power of a lens is

Who was awarded Nobel Prize (1921) for explanation of Photoelectric Effect?

How much angle does the vector 2i+3j makes with y axis.

If the spring is halved, the new spring constant of each part will be:

If voltage of a capacitor is 60 v then what will be the voltage if diamond is present as •dielectric

Which of the following work (s) on the principle of wheatstone Bridge?

NTS 2011
Physics
Current Electricity
Elimination Tool:

What’s relation between penetrating power and Ionization power

In a circuit, there is a current of 5 amp which is changed such that the current falls to zero in 0.1 sec. If an average e.m.f. of 200 volts is induced, the self-inductance of the circuit will be:

NTS 2012
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

The maximum Compton shift Is at

Two conducting objects X and Y having a charge Q on them exert force F on each other. Now third conductor having a charge -Q is touched to X and is removed, the new force between X and Y will be:

To convert the Si crystal into a P. type semi-conductor, which group element be Doped?

NUMS 2016
Physics
Physics of Solids
Elimination Tool:

Example(s) of spin motion is/are:

NTS 2011
Physics
Circular Motion and Momentum
Elimination Tool:

When out of phase waves meet at a point occurs:

A steady current of 5 A is drawn from an electric source at a voltage of 100 V. The power consumed (in Watts) is:

NUMS 2018
Physics
Current Electricity
Elimination Tool:

Blood pressure of a healthy person is mm Hg.

A value for the acceleration of free fall on earth is given as (10+-2) m s-2. Which statement is correct?

ETEA 2017
Physics
Measurements
Elimination Tool:

If the amplitude is 200, the intensity is 300 When the amplitude is increased to 800 then what will be the intensity?

NUMS 2016
Physics
Wave Motion and Sound
Elimination Tool:

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:

When fluid is incompressible, it means:

NUMS 2018
Physics
Fluid Dynamics
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 2015
Physics
Gravitation
Elimination Tool:

A negligible small current between input terminals of the operational amplifier is because of:

UHS 2019
Physics
Electronics
Elimination Tool:

A bar magnet has a magnetic moment 200 Am2. The magnet is suspended in a magnetic field of 0.30 NA-1m-1. The torque required to rotate the magnet from its equilibrium position at an angle of 30˚ will be:

NUMS 2014
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

Which of the following is the percentage of the original quantity of a radioactive material left after five half–lives approximately.

NUMS Mock 2
Physics
Nuclear Physics

Transformer is a device which steps up or steps down the input:

PMC 2020
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

Which of the following is an instrument for monitoring radiations:

NUMS 2016
Physics
Nuclear Physics
Elimination Tool:

The total energy of a block, executing simple harmonic motion is:

NUMS Mock 1
Physics
Oscillations and Simple Harmonic Motion

Second’s pendulum has frequency equal to?

If we drop an object, it’s initial velocity is zero. How far will it fall in time ‘t’?

PMC 2020
Physics
Motion in Two Dimensions
Elimination Tool:

Which of the following particles has greater wavelengths having the same velocity?

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

White light gives spectrum after undergoing:

PMC Sample 2
Physics
Dawn of Modern Physics
Elimination Tool:

Escape velocity of moon is

The SI unit of magnetic flux is Weber which is equivalent to:

NUMS 2019 Reconduct
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

A container is divided into two equal portions. One portion contains an ideal gas at pressure P and temperature T while the other portion is a perfect vacuum. If a hole is opened between two portions:

NUMS Mock 3
Physics
Heat and Thermodynamics

Reactance of an Inductor Is given by:

X-rays are used to measure?

PMC Practice 8
Physics
Electromagnetic Waves
Elimination Tool:

A galvanometer has a resistance of 20 ohms and a full-scale deflection when a current of 0.001 ampere flows in it. What is the value of the series resistance to convert it into a voltmeter of range 10 volts?

NTS 2014
Physics
Current Electricity
Elimination Tool:

1 kilowatt hour =

NUMS Mock 2
Physics
Work, Power and Energy

If the diameter of the earth becomes two times its present value and its mass remains unchanged, then how would the weight of an object on the surface of the earth be affected?

NTS 2014
Physics
Gravitation
Elimination Tool:

The half-life of Iodine Is

A and B are bulbs connected in series with 40-volt battery and a bulb C is connected with 40-volt battery Glow of bulbs will be:

If T is to be increased to 37 then length of pendulum should be increased by:

When earthquake occurs. What happens to the entropy of Earth?

Power factor of the pure capacitive circuit is?

What are dimensions of Magnetic Flux

If the amplitude is 200, the intensity is 300 when the amplitude is increased to 800 then what will be the intensity?

NUMS Mock 3
Physics
Fluid Dynamics

The electrical signals change into light signals for transmission through optical fibre. A light pulse
represent.

If two inductors each of Inductance L are Introduced in a circuit in parallel, the equivalent Inductance will be:

Maximum efficiency of half wave rectifier is:

PMC Practice 11
Physics
Electronics
Elimination Tool:

Which of the following rectifier uses a wheatstone bridge to rectify signals?

PMC Practice 13
Physics
Electronics
Elimination Tool:

In a coil, when current changes from 10 A to 4 A in 1 s. An induced emf of 1.2 V is induced across the coil. The self – inductance of the coil is:

NUMS Mock 3
Physics
Magnetism and Electromagnetic Induction

A traveling wave, in which the particles of the disturbed medium move perpendicular to the direction of propagation of the wave is called:

NUMS Mock 3
Physics
Wave Motion and Sound

Infrasonic waves have a frequency of:

PMC 2021 Tested
Physics
Electromagnetic Waves
Elimination Tool:

Work is a

PMC Sample 2
Physics
Scalars and Vectors
Elimination Tool:

In rotational motion, angular momentum plays a role which is analogous to that played by _____ in linear motion.

NUMS Mock 3
Physics
Circular Motion and Momentum

A power line 8m high carries a current 100A. What is the magnetic field of wire at ground?

NUMS Mock 1
Physics
Magnetism and Electromagnetic Induction

How many types of modulations are possible with sinusoidal carrier?

NTS 2016 SMBBMC
Physics
Wave Motion and Sound
Elimination Tool:

When a charge Q on a capacitor is doubled, then energy stored U will be:

NUMS 2020
Physics
Electrostatics
Elimination Tool:

If the volume of a gas is fixed then on increasing its temperature, its pressure______

NTS 2016 SMBBMC
Physics
Heat and Thermodynamics
Elimination Tool:

Which series is emitted when electron Jumps from a higher orbit to fifth orbit?

A charge is situated in the center of cube. The electric flux through one of the faces of the cube is.

In a periodic wave, the distance between second and fifth crests is 15 cm, what is the wavelength of the wave?

PMC Sample 1
Physics
Wave Motion and Sound
Elimination Tool:

Dimension of modulus of elasticity:

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:

In full wave rectifier with input frequency 50 Hz the ripple in the output is mainly of frequency

PMC Practice 6
Physics
Electronics
Elimination Tool:

If the potential at a point which is 1m from a charge is 1 volt, then the potential at a point which is 2m from the same charge will be:

PMC 2020
Physics
Electrostatics
Elimination Tool:

How much more thumb pressure must a nurse use to administer an injection with a hypodermic needle of inside diameter 0.30 mm compared to one with inside diameter 0.60 mm? Assume that the two needles have the same length and that the volume flow rate is the same in both cases.

NUMS 2015
Physics
Fluid Dynamics
Elimination Tool:

In case of harmonic oscillator total energy remains

PMC Sample 1
Physics
Work, Power and Energy
Elimination Tool:

A camera of 6-cm focal length is used to photograph a distant scene. The distance from the lens to the image is approximately:

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

Which of the following remains unchanged in a transformer.

PMC Sample 3
Physics
Alternating Current
Elimination Tool:

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?

A car of mass 1200 kg initially at rest has been accelerated to a speed of 8 m/s in 16 meters. Average acceleration of the car is ______ m/s2? And force is _____ N?

NTS 2019
Physics
Forces and Motion
Elimination Tool:

Wave fronts coming from small light bulb

In which of the following medium will the speed of sound be maximum?

Electromagnetic waves are produced by:

NTS 2012
Physics
Electromagnetic Waves
Elimination Tool:

Which of the following series lies in the ultraviolet range:

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

Newton’s 3rd law of motion is for bodies that are

A cable 4 km long and of total resistance 1 Ohm carries electric current from a generator producing 100kW at 10,000 Volts. The current in amperes in the cable is:

PMC Practice 5
Physics
Electronics
Elimination Tool:

Consider a car is travelling for one hour. In which of the following cases is the average velocity zero?

PMC Practice 2
Physics
Scalars and Vectors
Elimination Tool:

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:

Equations of kinetics are valid only when the acceleration is:

NTS 2018
Physics
Forces and Motion
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

If a body A is charged with charge q, and is touched with neutral body B and then with neutral body C. What will be the charge on C after the contact?

The area under the extension-load graph Of an elastic material whose elastic limit has not been exceeded gives its:

NUMS Mock 2
Physics
Work, Power & Energy

1 light year distance is the:

PMC Practice 5
Physics
Measurements
Elimination Tool: