Which of the following statements is correct:

UHS 2011
Physics
Physics of Solids
Elimination Tool:

1 degree Is equal to radians

For gaining an atomic spectra, an evacuated glass tube is filled with:

NUMS 2020
Physics
Atomic Spectra
Elimination Tool:

Fluorescence is produced when cathode rays strike on:

PMC 2021 Tested
Physics
Dawn of Modern Physics
Elimination Tool:

If we double the separation between two charges then coulomb’s force will become?

NUMS 2020
Physics
Electrostatics
Elimination Tool:

When transistor Is forward biased then resistance will be: b a) Nano ohms ) Kilo ohms c) Mega ohms

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:

A simple pendulum with spring constant 500 n/m oscillates between two points x1 = 10cm and x2 = 15 cm. What is total mechanical energy at 10cm?

Power factor in an AC circuit Is?

If length of a pendulum is 4 times g,.its time period will be:

Echo is produced by reflection of sound waves from a denser medium. What is the phase change between sound wave and echo?

NUMS 2019 Cancelled
Physics
Wave Motion and Sound
Elimination Tool:

The stationary waves can be set up on the string only with the frequencies of harmonic series determined by:

PMC Sample 3
Physics
Wave Motion and Sound
Elimination Tool:

All of the following are equivalent to watt except:

NUMS Mock 2
Physics
Work, Power & Energy

What is true about the electric field and electric force?

NUMS 2016
Physics
Electrostatics
Elimination Tool:

Spherical aberration can be reduced by using

The half-life of Iodine Is

In which of the following the pn Junction is used?

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:

least distance of distinct vision

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:

There are leptons

All the food that you eat in one day has about the same energy as — Liter of Petrol

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

if the velocity of a body is reducing, the negative acceleration Is called:

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 2016
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

A common material for cushioning objects in packages is made by trapping bubbles of air between sheets of plastic. Is this material more effective at keeping the contents of the package from moving around inside the package?

PMC Practice 8
Physics
Electromagnetic Waves
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:

The time period of a seconds pendulum on the surface of moon becomes:

NUMS Mock 3
Physics
Oscillations and Simple Harmonic Motion

A body starts sliding on a rough horizontal surface with a speed of 10 m/s. If the coefficient of friction is 0.2, find the distance traveled by the body before coming to rest. (g = 10m/s)

NTS 2010
Physics
Forces and Motion
Elimination Tool:

An aircraft of wingspan 50 m flies horizontally at an area where the vertical component of the Earth’s magnetic field is 2.0 x 10-5T.

In order to produce an emf of 1 volt between the aircraft’s wingtips, its speed should be:

NUMS Mock 4
Physics
Magnetism and Electromagnetic Induction

A wire is stretched by a force ‘F’ which causes an extension ∆l, the energy stored in the wire is:

UHS 2012
Physics
Physics of Solids
Elimination Tool:

The dimensions of momentum are the same as that of:

PMC 2021 Tested
Physics
Forces and Motion
Measurements
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

The torque will be greater if:

NTS 2011
Physics
Circular Motion and Momentum
Elimination Tool:

Characteristic x-rays are produced by:

PMC 2021 Tested
Physics
Electromagnetic Waves
Elimination Tool:

1 femto is equal to

theory of was Relativity proposed by

The force applied on unit area to produce any change in the volume or length of a body is called:

NUMS Mock 1
Physics
Oscillations and Simple Harmonic Motion

A car at rest starts moving with linear uniformly increasing velocity. After 20 seconds, it attains the maximum velocity of 80 m/s. What is the distance covered during this time interval?

NUMS 2019 Cancelled
Physics
Forces and Motion
Elimination Tool:

Transformer works on the principle of:

NTS 2016 SMBBMC
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

Extraterrestial waves are also called:

PMC 2021 Tested
Physics
Electromagnetic Waves
Elimination Tool:

If the velocity v being a vector quantity is multiplied to scaler quantity mass, the result will be:

The shortest wavelength photon emitted in Balmer series is:

NTS 2012
Physics
Atomic Spectra
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:

A wire of resistance R is bent in the form of a circle the resistance between two points on the circumference of the wire and at the end of the diameter of circle is

NUMS Mock 4
Physics
Current Electricity

The minimum distance between an object and its real image in a convex lens is

Which of the following does not travel in vacuum?

PMC 2021 Tested
Physics
Electromagnetic Waves
Elimination Tool:

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

Value of Wien’s constant is?

Efficiency of the Carnot’s cycle will be 100% if the temperature of cold reservoir is:

The object oscillates due to:

PMC Sample 2
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

A body of mass m = 3.513 kg is moving along the x axis with a speed of 5.00 ms^-1 of  the magnitude of Its momentum Is recorded as

Nuclear fission reaction takes place In controlled conditions by the

What will be the position of the object, when a convex lens of focal length 20 cm, is used to form an erect image which is twice as large as the object?

NTS 2016 DUHS & JSMU
Physics
Optics, Nature of Light and Optical Instruments
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:

The film of oil on water shows colour pattern when illuminated by white light due to:

NUMS 2018
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

Which of the following has highest ionizing power and least penetrating power?

Blood pressure of a healthy person is mm Hg.

A block of mass m = 2 kg is attached to an ideal spring of spring constant k = 200 Wm. The block is at rest at its equilibrium position. An impulsive force acts on the block, giving it an initial speed of 2 m/s. Find the amplitude of the resulting oscillations.

The least distance of distinct vision for normal eye is approximately

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:

A 4 cm high object is located 10 cm from the converging lens, whose focal length is 20 cm. The image so formed will be:

NTS 2013
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

If constant temperature conditions are applied to a gas container, then the volume of the mass of that gas tends to increase by:

NTS 2018
Physics
Heat and Thermodynamics
Elimination Tool:

Ratio of velocity of sound in oxygen as compared to hydrogen is

Displacement of sun with respect to earth is

PMC Sample 2
Physics
Scalars and Vectors
Elimination Tool:

A capacitor and an inductor are connected to A.C. supply. If we double the frequency of A.C. supply then the effect on reactance of capacitor XC and reactance of inductor XL will be:

NUMS 2019 Cancelled
Physics
Electronics
Elimination Tool:

When a conductor of a cross-sectional area 5×10-6 m2 carries a current of 6 A, the drift velocity of the conduction electrons is 1.2-4 x 10-1 ms1-. What is the number density (number per unit volume) of the conduction electrons?

NTS 2010
Physics
Current Electricity
Elimination Tool:

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

Power of RCL circuit at resonance 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?

A conductor carrying a current ‘I’ has length ‘L’. When it is placed in a magnetic field, ‘B’ at 90 degrees , it experiences a force:

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

Work done by friction force is always:

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

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

2022 PMC Test 1
Physics
Electromagnetic Waves
Elimination Tool:

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

Instantaneous velocity is defined as

PMC Sample 3
Physics
Motion in Two Dimensions
Elimination Tool:

Electrons are emitted in the production of X rays by:

NUMS Mock 1
Physics
Atomic Spectra

X rays are affected by:

NUMS 2018
Physics
Atomic Spectra
Elimination Tool:

An electron moving with velocity v has momentum 3 x 10 -26 Kg.m/s. The de Broglie wavelength associated with it is ______. Value of h = 6.63 x 10-34 is.

NTS 2019
Physics
Dawn of Modern Physics
Elimination Tool:

The wavelength of X-rays is:

The velocity of an object increases from 0 to 10 m/s in 2 seconds. The distance covered by the object is _________.

NUMS Mock 2
Physics
Motion in Two Dimensions

Which one of the following force is non-conservative:

PMC 2020
Physics
Forces and Motion
Elimination Tool:

The beat frequency is given by:

NUMS 2014
Physics
Wave Motion and Sound
Elimination Tool:

Third law of Newton is also called:

NUMS 2016
Physics
Forces and Motion
Elimination Tool:

A jeep travelling at a constant speed of 108 km/hr rounds a curve of radius 100 m. Find its acceleration.

NTS 2015 SMBBMC
Physics
Circular Motion and Momentum
Elimination Tool:

A parallel plate capacitor has a capacitance C. If the distance between the two plates is halved, the capacitance will be?

NUMS Mock 3
Physics
Electrostatics

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

A body of mass m moving with velocity v has a kinetic energy. If its velocity is increased 25%. what will be the new K.E?

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

NTS 2012
Physics
Heat and Thermodynamics
Elimination Tool: