Heavy nucleus of atoms go through fission so that they can:

NUMS Mock 4
Physics
Nuclear Physics

Kilowatt-hour is a unit of?

NUMS 2020
Physics
Work, Power and Energy
Elimination Tool:

The domestic electricity supply has a frequency of:

PMC 2020
Physics
Current Electricity
Elimination Tool:

in an organ pipe if one side is closed, then it is proved that harmonics released will be

Displacement of an object with respect to a constant moving (v) frame in the same direction is:

PMC Sample 1
Physics
Forces and Motion
Elimination Tool:

An electron enters in a magnetic field at an angle less than 90 degrees with magnetic field. Which of the following path is followed by an electron?

NUMS 2014
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

The speed of sound in air is 332 m/s. The speed of sound at 22 degrees centigrade will be:

PMC 2020
Physics
Wave Motion and Sound
Elimination Tool:

If A and B arc two vectors, area of parallelogram formed by these vectors will be?

1. a) AB b) A . c) AB cos 0                      d) lAx131

The nature of the force of gravitation in the universe is:

NTS 2016 SMBBMC
Physics
Gravitation
Elimination Tool:

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:

A star moving away from earth shows?

PMC Practice 5
Physics
Atomic Spectra
Elimination Tool:

Which of the following is dimensionless quantity?

NUMS 2018
Physics
Measurements
Elimination Tool:

Work done by retarding force is:

Find the gravitational force of attraction between two balls each weighing 10 kg, when placed at a distance of 1 meter apart.

NTS 2016 DUHS & JSMU
Physics
Gravitation
Elimination Tool:

If the waves interfere constructively, the amplitude of the resulting wave would be:

NUMS 2018
Physics
Wave Motion and Sound
Elimination Tool:

When an object is thrown upward, it rises to height h. How high is the object in terms of h, when it has lost ⅓ of its original kinetic energy?:

NTS 2019
Physics
Work, Power and Energy
Elimination Tool:

If a rotating body is moving anti-clockwise, the direction of angular velocity is:

PMC Practice 1
Physics
Scalars and Vectors
Elimination Tool:

Unit of Momentum Is?

The oscillating object overshoots the rest position due to:

Spherical aberration can be reduced by using

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:

Third law of Newton is also called:

NUMS 2016
Physics
Forces and Motion
Elimination Tool:

Kelvin, the unit of thermodynamic temperature is _____ of the thermodynamic temperature of the triple point of water.

NTS 2014
Physics
Heat and Thermodynamics
Elimination Tool:

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

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

Alternating Current Generators use:

PMC Practice 5
Physics
Alternating Current
Elimination Tool:

The energy stored in the capacitor is written as:

NUMS Mock 2
Physics
Electrostatics

The SI unit for intensity of sound is:

NTS 2015 SMBBMC
Physics
Wave Motion and Sound
Elimination Tool:

The phenomenon in which certain elements emit invisible radiations is called:

NTS 2018
Chemistry
Atomic Spectra
Elimination Tool:

In electronic circuits, a PN junction diode is used to convert alternating current into direct current. This process is called:

NTS 2018
Physics
Alternating Current
Elimination Tool:

What is farad of electricity?

A circuit that adds positive or negative D.C. voltage to an input sine wave is called:

PMC Practice 4
Physics
Alternating Current
Elimination Tool:

Third law of Newton is also called:

NUMS Mock 2
Physics
Forces and Motion

Q.125 SI Unit of current is?

If Ns/Np is the turn ratio, then for step up transformer

If spring constant is 2 and displacement is also 2 then sum of KE and PE?

A nucleus consists of 19 protons and 20 neutrons. The conventional symbol of this nucleus is:

NTS 2013
Physics
Atomic Spectra
Elimination Tool:

A thin horizontal plate of area 0.036 m2 is beneath the surface of a liquid of density 930 kg m−3. The force on one side of the plate due to the pressure of the liquid is 290 N. What is the depth of the plate beneath the surface of the liquid?

ETEA 2018
Physics
Fluid Dynamics
Elimination Tool:

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

NUMS Mock 4
Physics
Electrostatics

How many quarks neutron and proton is made up of?

Bright Lines in pattern show:

PMC Practice 5
Physics
Atomic Spectra
Elimination Tool:

The half-life of Iodine Is

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

If a 2 µF capacitor is connected, by closing a switch, to a supply of 100 volts through  1M ohm  series resistance. What will be the time constant?

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:

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 electron describes a circular orbit of radius 2 cm in a uniform magnetic field. If the speed of the electron is doubled then the radius of the orbit will be:

NUMS 2015
Physics
Circular Motion and Momentum
Elimination Tool:

When a force acts at right angles to the displacement (θ=90°) the work done is zero i.e. the force does not produce work. Identify the example/s from the following when work is zero.

I. It is considered ‘hard work’ to hold a heavy stone stationary at stretched hand

II. A person walks along a level surface while carrying a box

III. when a body moves in circular path

NTS 2014
Physics
Forces and Motion
Elimination Tool:

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

Which of the following can’t be used as a dielectric in a capacitor

Image of an object 5 mm high is only 1 cm high. Magnification produced by lens is

Dioptre power of an concave lens of 10 cm focal length is

Wave fronts coming from small light bulb

Young modulus for the perfectly rigid body is

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:

Which of the following option(s) represent a vector quantity?

Beats can be used to find:

PMC Practice 1
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

Energy consumed by 60 watt bulb in 2 minutes is equal to:

UHS 2018
Physics
Work, Power and Energy
Elimination Tool:

A system absorbs 1000 Joules of heat and delivers 600 Joules of work, while losing 100 Joules of heat by conduction to the atmosphere, the change in the internal energy of the system will be:

NTS 2012
Physics
Heat and Thermodynamics
Elimination Tool:

Let L be the length and d be the diameter of the cross section of a wire. Wires of the same material with different L and d are subjected to the same tension along the length of the wire. In which of the following cases the extension of wire will be the maximum?

NUMS 2014
Physics
Physics of Solids
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:

All of the following is/are scalar quantities except:

NTS 2011
Physics
Scalars and Vectors
Elimination Tool:

A particle carrying charge of 2e falls through a potential difference of 3.0 V. Calculate energy acquired by it.

NTS 2015 DUHS and JSMU
Physics
Electrostatics
Elimination Tool:

Blood pressure of a healthy person is mm Hg.

Work done by friction force is always:

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

Anti matter theory was proposed by: a) Einstein b) Bohr

In what form is the energy stored in a charged capacitor?

PMC 2020
Physics
Electrostatics
Elimination Tool:

Two bodies are projected at an angle of ɑ and (90 – θ) to the horizontal with the same speed. The ratio between their time of flight is:

NUMS 2019 Cancelled
Physics
Motion in Two Dimensions
Elimination Tool:

As the temperature of the black body is raised, the black body radiations become richer in:

NUMS 2015
Physics
Heat and Thermodynamics
Elimination Tool:

Ratio of Nano to Atto Is:

A current of 2A is passing through an inductor of 2mH. Energy stored by it is:

NUMS Mock 4
Physics
Magnetism and Electromagnetic Induction

Which of the following can have negative temperature coefficient?

PMC Practice 4
Physics
Physics of Solids
Elimination Tool:

Technique for detecting the pressure of objects under water by acoustical echo is called:

NUMS 2018
Physics
Wave Motion and Sound
Elimination Tool:

Formula of maximum range of projectile is?

Upon signal of starting the race, the athlete starts from rest with a constant acceleration of 8 m/s2. At the same time, a cyclist traveling with a constant speed of 72 km/h passes the athlete. How far beyond the starting point will the athlete overtake the cyclist and what will be the speed of the athlete at the time when it overtakes the cyclist respectively?

NTS 2016 DUHS & JSMU
Physics
Motion in Two Dimensions
Elimination Tool:

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:

The unit of velocity is:

PMC Sample 2
Physics
Measurements
Elimination Tool:

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

NTS 2012
Physics
Heat and Thermodynamics
Elimination Tool:

A mass of 20 kg is lifted from the floor to a height of 2m in 4.9 sec. Calculate the power in Watts.

NUMS Mock 1
Physics
Work, Power and Energy

Let L be the length and d be the diameter of the cross section of a wire. Wires of the same material with different L and d are subjected to the same tension along the length of the wire. In which of the following cases the extension of wire will be the maximum?

NUMS 2019 Cancelled
Physics
Physics of Solids
Elimination Tool:

The combination of ammeter, voltmeter, and ohmmeter into a compact single meter with one common galvanometer is called:

NTS 2015 SMBBMC
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

In rotation motion the torque is:

If d is the distance of distinct vision, the magnifying power of a magnifying glass of focal length f is

1 kilowatt hour =

NUMS 2020
Physics
Work, Power and Energy
Elimination Tool:

.Light can be polarized by which of the following methods?

I. scattering of light

II. double refraction

III. reflection

NTS 2014
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

Which of the following does not travel in vacuum?

PMC 2021 Tested
Physics
Electromagnetic Waves
Elimination Tool:

When we measure the nuclear masses and compare them with the masses of the constituent nucleus in free states, the mass of the nucleus is always less than the mass of the constituent nucleons. The difference in mass is known as:

NTS 2015 DUHS and JSMU
Physics
Nuclear Physics
Elimination Tool:

Value of solar constant on the surface of Earth is:

A 800 kg car is turning round a corner at 6 m/sec as it travels along an arc of circle of radius 12 m. The magnitude of force exerted by pavement on the tyres to hold the car in circular path is _________.

NUMS 2019 Reconduct
Physics
Circular Motion and Momentum
Elimination Tool:

A disc, a hoop, and a sphere of the same mass and radius are rolled down from a frictionless, inclined plane. Which has a greater speed on reaching the ground?

NUMS 2019 Cancelled
Physics
Circular Motion and Momentum
Elimination Tool:

When carrying electricity on long distances. Step up transformer are used to:

The sum of all forms of molecular energies (Kinetic and Potential) of a substance is termed as?

UHS 2019
Physics
Work, Power and Energy
Elimination Tool:

In order to produce pair production the minimum energy of photon required is:

NTS 2019
Physics
Dawn of Modern Physics
Elimination Tool: