RLC circuit can be excited by

A paratrooper is falling down with uniform velocity and also rotating with a constant angular velocity of 0.2 rad/sec. The body satisfies ______.

NTS 2019
Physics
Forces and Motion
Elimination Tool:

Two vectors are of magnitude 50 and 31,the resultant might be?

Minimum energy required to eject an electron from metal surface is called:

NUMS Mock 2
Physics
Dawn of Modern Physics

A spectrometer is used to find.

1 Inch = —- cm

For the first time in 1914, Henry Moseley used X-rays for the determination of:

NTS 2018
Chemistry
Atomic Spectra
Elimination Tool:

Which of the following is different for isotopes?

PMC Practice 3
Physics
Atomic Spectra
Elimination Tool:

Q.125 SI Unit of current is?

Aluminum Is a

White light does not focus to a single point after passing through a convex lens due to

Suppose A =4.1, and B= 3.26 and the result from calculator comes to be 1.00876543. What should be the correct number of significant figures In final answer If multiplication and division only?

Which of the following can have negative temperature coefficient?

PMC Practice 4
Physics
Physics of Solids
Elimination Tool:

Which one of the following force is non-conservative:

PMC 2020
Physics
Forces and Motion
Elimination Tool:

1 testa is equal to?

The angular velocity of a rotating disk increases from 2 rad/s to 5 rad/s in 0.5s. What is the disk’s average angular acceleration?

NTS 2015 SMBBMC
Physics
Circular Motion and Momentum
Elimination Tool:

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

NUMS 2020
Physics
Electrostatics
Elimination Tool:

Force is a derived quantity, its derived unit can be expressed in terms of the base units as:

UHS 2018
Physics
Measurements
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 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:

A car starts from rest and moves with constant acceleration. During the 4th second of its motion, it covers a distance of 21 meters. The acceleration of the car is _____ m.

NTS 2019
Physics
Motion in Two Dimensions
Elimination Tool:

Maximum acceleration with zero velocity is possible only for:

NUMS 2018
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

The diameter of a lens is called

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 2015
Physics
Circular Motion and Momentum
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

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

NTS 2016 SMBBMC
Physics
Nuclear Physics
Elimination Tool:

A particle is projected from the ground with a kinetic energy E at an angle of 60 degree with the horizontal. Its kinetic energy at the highest point of its motion will be:

NUMS 2019 Cancelled
Physics
Forces and Motion
Elimination Tool:

The phase angle between two points in a medium is 3π/4. If the distance between these points is 20 cm, then the wavelength of the wave is?

NUMS Mock 3
Physics
Wave Motion and Sound

Which one is the correct statement about selenium?

PMC Sample 2
Physics
Electrostatics
Elimination Tool:

The electromagnetic radiation which moves with high frequency will have _______ wavelength:

2022 PMC Test 3
Physics
Electromagnetic Waves
Elimination Tool:

Water is flowing in a streamline motion through a horizontal tube. The pressure at a point in the tube is P where the velocity of now is v. At another point, where the pressure is P/2, the velocity of flow is: (density of water=ρ)

NUMS 2014
Physics
Fluid Dynamics
Elimination Tool:

The fractional change in resistance per kelvin is known as:

NUMS Mock 2
Physics
Current Electricity

Consider two capacitors with capacitance 2µF and 4µF. With which type of connection will the 4µF capacitor have a greater amount of stored energy than the 2µF capacitor?

PMC Practice 2
Physics
Alternating Current
Elimination Tool:

In a full-wave rectification, the number of diodes used are:

PMC 2020
Physics
Alternating Current
Elimination Tool:

If the velocity of particle is varying linearly with time then shape of d-t curve would be

PMC Sample 2
Physics
Motion in Two Dimensions
Elimination Tool:

The ratio of wavelength of last line of Balmer series and last line of lymen series is

PMC Sample 2
Physics
Atomic Spectra
Elimination Tool:

An emf of 120 volts of negligible internal resistance is connected across a resistance of 1000 ohm. The current flowing through the circuit will be:

NUMS 2015
Physics
Current Electricity
Elimination Tool:

The earth rotates on its axis once a day. Suppose, by some process the earth contracts so that it’s radius is only half as large as at present, then how long the earth will take to complete it’s rotation?

PMC 2020
Physics
Circular Motion and Momentum
Elimination Tool:

i.(j*k)

Light signals passes through multimode graded fibre due to

Unit of electric field is:

If an ideal gas has volume V at 27 C and it is heated at constant pressure so that its volume becomes 1.5 V, then the value of final temperature is:

NUMS 2018
Physics
Heat and Thermodynamics
Elimination Tool:

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:

The spin of a photon is:

PMC 2021 Tested
Physics
Dawn of Modern Physics
Elimination Tool:

Who proposed matter waves?

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 2019 Cancelled
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

Value of  ∊ _s is:

An element whose atomic number is same but mass number is different is called:

NUMS Mock 4
Physics
Nuclear Physics

Which type of current passes through extrinsic semiconductors diode?

The formula for the Paschen series for the Hydrogen spectrum is _______.

NTS 2019
Physics
Atomic Spectra
Elimination Tool:

The range Of the projectile depends upon the velocity of the projection and the angle of the projection i.e 45. For a fixed velocity, when the angle of projection is larger than 45. Which of the following is correct?

UHS 2019
Physics
Motion in Two Dimensions
Elimination Tool:

______ is defined as the sensation that sound produces in the ear of a listener and is clearly related to the frequency of sound. Frequency and ______ are both measured in Hertz (Hz). Thus greater the frequency the greater the _____ and lower the frequency lower the _______.

NTS 2017
Physics
Wave Motion and Sound
Elimination Tool:

When wood is replaced by air as dielectric. The capacitance of capacitor

if 5.1 and 3.014 added. the number of significant figures will be in final answer

A person has to cover a distance of 6 km in 45 minutes. If he covers one-half of the distance in two-thirds of the total time; to cover the remaining distance in the remaining time his speed (in km/hr) must be:

On the ground, the gravitational force on a satellite is W. What is the gravitational force on the satellite when at a height R/50, where R is the radius of the Earth?

NTS 2013
Physics
Gravitation
Elimination Tool:

Absolute zero is equivalent to:

NUMS Mock 2
Physics
Heat and Thermodynamics

The AC generator is similar to:

PMC 2021 Tested
Physics
Alternating Current
Elimination Tool:

Lenz’s law in electromagnetic induction is the direct consequence of the principle of conservation of:

NUMS Mock 2
Physics
Magnetism and Electromagnetic Induction

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:

For a simple harmonic motion the acceleration of the body is _______ to displacement and always directed towards ________.

NUMS Mock 2
Physics
Oscillations and Simple Harmonic Motion

1 radian = _____ degrees.

NTS 2012
Physics
Circular Motion and Momentum
Elimination Tool:

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

The scalar product of (2i – j + 3k) . (31 + 2j – k) i?

NTS 2014
Physics
Scalars and Vectors
Elimination Tool:

An object with constant mass rests on a horizontal surface whose coefficient of friction is 0.2. If a horizontal force F is applied to the object, what will be the effect(s) on the object?

I. It may move with constant speed in the direction of F once it has been set in motion.

II. It may remain at rest.

III. It may accelerate.

IV. It may move with constant speed in a direction opposite

NTS 2017
Physics
Forces and Motion
Elimination Tool:

Alternating Current Generators use:

PMC Practice 5
Physics
Alternating Current
Elimination Tool:

If the input frequency of a full-wave rectifier is 50 Hz, its ripple frequency is:

PMC 2021 Tested
Physics
Electronics
Elimination Tool:

Penetration power of gamma rays as compared to alpha rays is

Work will be maximum when the angle between force and displacement is:

Magnetic force on a moving charge depends upon:

NTS 2016 SMBBMC
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

The principle of an AC generator is.

NTS 2019
Physics
Alternating Current
Elimination Tool:

{j * j}.i

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

NTS 2012
Physics
Current Electricity
Elimination Tool:

1 light year distance is the:

PMC Practice 5
Physics
Measurements
Elimination Tool:

Electromagnetic waves are produced by:

NTS 2012
Physics
Electromagnetic Waves
Elimination Tool:

Fusion and fission reactions are associated with:

NTS 2012
Physics
Nuclear Physics
Elimination Tool:

Which of the following is the pair of isobars?

NUMS Mock 1
Physics
Nuclear Physics

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

If frequency of incident light is increased beyond threshold frequency, keeping light intensity constant, then:

NUMS 2019 Reconduct
Physics
Dawn of Modern Physics
Elimination Tool:

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

NUMS Mock 1
Physics
Current Electricity

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 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

A bullet fired from gun can pierce a target due to

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

Which of the following best describes the magnetic field lines created by a long, straight, current-carrying wire?

NUMS Mock 3
Physics
Magnetism and Electromagnetic Induction

A particle of mass 5 mg moves with a speed of 8 m/s. Calculate its de Broglie wavelength (h = 6.63 x 10-34 Js)

NTS 2015 DUHS and JSMU
Physics
Atomic Spectra
Elimination Tool:

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

If the time period of the oscillation is 20 micro-sec, then what will be the frequency of that oscillating body?

UHS 2018
Physics
Oscillations and Simple Harmonic Motion
Wave Motion and Sound
Elimination Tool:

What is 1 radian in degrees approximately?

PMC Sample 1
Physics
Circular Motion and Momentum
Elimination Tool:

Which list shows electromagnetic waves in order of increasing frequency?

ETEA 2018
Physics
Electromagnetic Waves
Elimination Tool:

A spring of force constant 800 N/m has an extension of 5 cm, the work done in extending it from 5 cm to 15 cm

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

If you wish to decrease the resistance of a circuit, you will add the resistors in ________.

NTS 2014
Physics
Current Electricity
Elimination Tool:

A half wave rectifier is operating from 50 Hz mains, fundamental frequency of ripple will be

PMC Sample 3
Physics
Alternating Current
Elimination Tool: