A wire is stretched by a force which causes an extension. The energy is stored in it only when:

UHS 2011
Physics
Physics of Solids
Elimination Tool:

Which one of the following force is non-conservative:

PMC 2020
Physics
Forces and Motion
Elimination Tool:

A current of 4.4 amperes is following in a write. How many electrons pass a given point in the wire in one second, if the charge on an electron is 1.6×10-19
Coulomb?

NTS 2011
Physics
Current Electricity
Elimination Tool:

When an applied stress changes the volume, the change in volume per unit volume is known as:

NUMS 2018
Physics
Physics of Solids
Elimination Tool:

Which one of the following requires no medium?

PMC 2021 Tested
Physics
Electromagnetic Waves
Elimination Tool:

Which of the following is the angle of projection of a projectile if its range is equal to its height?

NUMS 2020
Physics
Forces and Motion
Elimination Tool:

In an astronomical telescope, the lens called eyepiece forms an image of a distant object that is:

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

A lens, which is thicker at the center and thicker at the edges, is called.

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

NUMS 2017
Physics
Electronics
Elimination Tool:

A body moving with an angular velocity of 1 rev/sec has a frequency of:

If the current in the wire is directed into the page, and the wire is held perpendicular to the page, then the direction of magnetic circles will be:

An alternating voltage source is connected to a resistor R, and a capacitor C, then which of the following statements about phase angle between voltage V and current I is correct?

NUMS 2019 Cancelled
Physics
Alternating Current
Elimination Tool:

A standing-wave pattern is formed when the length of the string is:

PMC Sample 3
Physics
Wave Motion and Sound
Elimination Tool:

A copper wire has resistances 10 ohms and 20 ohms at temperature 0 C and 10 C respectively. What is the temperature coefficient of the copper wire?

NUMS 2016
Physics
Heat and Thermodynamics
Elimination Tool:

Moment of inertia of a sphere is:

The electron current is chiefly due to:

NUMS Mock 4
Physics
Wave Motion and Sound

According to kinetic theory,

NUMS 2019 Reconduct
Physics
Heat and Thermodynamics
Elimination Tool:

The base units of Young’s Modulus are:

NUMS 2019 Reconduct
Physics
Measurements
Elimination Tool:

The half wave rectifier has how many diodes?

PMC 2021 Tested
Physics
Electronics
Elimination Tool:

Capacitors store

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

NUMS 2017
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

If a wheel of radius r turns through an angle of 30°, then the distance through which any point on its rim moves is?

PMC Sample 1
Physics
Circular Motion and Momentum
Elimination Tool:

Escape velocity of Jupiter is:

With the usual notation, the first law of thermodynamics applied to one mole of an ideal gas can be written in the following form:

CvΔT=ΔQ – PΔV

In a change for which Boyle’s law is obeyed, which of the following would necessarily be zero?

NTS 2017
Physics
Heat and Thermodynamics
Elimination Tool:

By increasing the area of the plates and decreasing the distance between them, the capacitance of a capacitor:

NUMS 2020
Physics
Electrostatics
Elimination Tool:

The polarization of light by tourmaline crystals is due to the ______effect.

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

The motion of particle executing SUM is given by x = 0.01 sin 100 π t, where x is in meter and time is in second. The time period is

When a charged particle is projected perpendicular to a magnetic field:

NUMS 2016
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

Penetration power of gamma rays as compared to alpha rays is

Polarization of light shows that it is:

PMC 2021 Tested
Physics
Electromagnetic Waves
Elimination Tool:

A spring is moving with SUM from X=10 cm to X=40 cm then it has maximum velocity at?

Charge on an up-quark is:

What is correct about alpha and x rays?

if a hole is dug to the center of earth and a ball is dropped in it, the ball will:

Beta particles are the particles emitted from the _____ of an atom.

NTS 2016 SMBBMC
Physics
Nuclear Physics
Elimination Tool:

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

PMC Sample 1
Physics
Forces and Motion
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:

mho is the unit of 7

In interference energy destroyed

When reverse bias of a p-n junction diode is increased, a stage comes when electric field set up is sufficient to rupture covalent bonds and release a large number of holes and electrons. This breakdown phenomenon is known as:

NUMS 2018
Physics
Electronics
Elimination Tool:

The power of a concave lens is

If the speed of efflux through a small hole in a large tank is 9.8 m/s. Find the height at the fluid above the hole:

UHS 2012
Physics
Fluid Dynamics
Elimination Tool:

A half-wave rectifier uses:

PMC Practice 13
Physics
Electronics
Elimination Tool:

Vector is quantity that ——

PMC Practice 4
Physics
Scalars and Vectors
Elimination Tool:

A body having translatory motion possesses _____ and _____. In the same way a body having rotatory motion possesses _______ and _______.

NTS 2015 SMBBMC
Physics
Circular Motion and Momentum
Elimination Tool:

Name the quantity which can be measured by using the base unit kgm2s-3

UHS 2013
Physics
Measurements
Elimination Tool:

Unit of Magnetic Flux is

Instantaneous velocity is defined as

PMC Sample 3
Physics
Motion in Two Dimensions
Elimination Tool:

The velocity of X rays is equal to that of:

NUMS 2018
Physics
Atomic Spectra
Elimination Tool:

The time duration between two consecutive heartbeats of a normal human being is

In a double slit experiment, two slits are 0.2 mm apart with a screen at a distance of 1m. The third bright fringe is found to be displaced at a distance of 7.5 mm from the central fringe. What is the value of the wavelength?

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

A force of 10 N is acting on an object at angle of 120 degree through the distance of 4 m. Calculate the work done.

1. a) – 20 j b) 20 /

The down quark has charge ________.

PMC Practice 5
Physics
Atomic Spectra
Elimination Tool:

The potential energy at the mean position of a pendulum is:

PMC 2021 Tested
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

The objective of a microscope is a lens of

Wavelength of X-rays is of the order of?

Resistance opposes current, inductor opposes

1. Which one type of fibre is more suitable for transmission of signals in which white light is used?Which one type of fibre is more suitable for transmission of signals in which white light is used?

The maximum efficiency of a half-wave rectifier is:

PMC Practice 3
Physics
Alternating Current
Elimination Tool:

A horizontal line in a displacement-time graph represents:

PMC Sample 1
Physics
Motion in Two Dimensions
Elimination Tool:

Unit of Electric Intensity is

Transmutation occurs when rays are given out:

As a result of the natural process the entropy

The instrument(s) which work on the principle of Wheatstone bridge is/are:

NTS 2012
Physics
Current Electricity
Elimination Tool:

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

NUMS 2019 Reconduct
Physics
Forces and Motion
Elimination Tool:

If modulated signal frequency is represented by fm, carrier frequency by fc, fmin and fmax represent minimum and maximum values respectively, then the lower sideband refers to the range:

NTS 2016 SMBBMC
Physics
Wave Motion and Sound
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:

An Inductor of 1H Is connected across a 220V, 50Hz supply. The peak value of current is approximately:

Third law of Newton is also called:

NUMS Mock 2
Physics
Forces and Motion

At what angle of projection of a projectile the range becomes half of its maximum value?

PMC 2020
Physics
Motion in Two Dimensions
Elimination Tool:

If the temperature of diode increases the leakage current will

PMC Sample 2
Physics
Electronics
Elimination Tool:

The resultant of two forces has magnitude of 20N . if one of the forces is of magnitude 20√3 N and makes an angle of 30o with the resultant then, the other forces must be of magnitude:

NTS 2015 DUHS and JSMU
Physics
Scalars and Vectors
Elimination Tool:

Least count of micrometer screw gauge is

What should the distance of an object from a convex lens of focal length f=10 cm in order to produce an erect image twice as large as the object?

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

The ionization energy of hydrogen is:

Thirty joules of heat flow into a system. The system in turn does 50 Joules of work. The internal energy of the system has:

NUMS Mock 2
Physics
Heat and Thermodynamics

The binding per nucleon of deuteron (21H) and helium nucleus (42He) are 1.1 MeV and 7 MeV respectively. If two deuterons merge to form a single helium nucleus, the energy released will be:

NUMS 2019 Cancelled
Physics
Nuclear Physics
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:

A guy is standing in a lift falling freely under gravity and releases a ball from hand. As seen by the ball, the boy:

NUMS Mock 4
Physics
Gravitation

i.(j*k)

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:

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:

The process of natural decay of some heavy nuclides is because of the phenomenon:

NTS 2018
Physics
Nuclear Physics
Elimination Tool:

Alternating Current Generators use:

PMC Practice 5
Physics
Alternating Current
Elimination Tool:

A lithium nucleus contains 3 protons and 4 neutrons. What is its atomic number?

NUMS 2017
Physics
Nuclear Physics
Elimination Tool:

Radian Is a: