The mean free path of molecules in an ideal gas A is half that of another ideal gas B. The diameter

A solid sphere A of radius R and mass M is attached at a point to a smaller solid sphere B of radius

Consider that an electron is revolving in an excited state of Hydrogen atom with velocity

Bob B of mass m at rest is hanging vertically from the ceiling via a massless string of length 10 m,

The lens combination as shown in the figure, consists of two lenses, L1 ​ and L2 ​, of the focal len

hree identical p–n junction diodes** (D_1), (D_2) and (D_3) are connected across a battery as shown

A frictionless circular wire of unit radius is fixed on the horizontal plane. Two point particles of

A car travels on a circular racetrack of radius 50 m which is banked at an angle If the car travels

Consider three media P, Q and R with refractive indices 1, 1.25, and 1.5, respectively. The mediumQ

A particle of mass M moves along a horizontal x axis from x = 0 to x = L. The coefficient of kinetic

An electromagnetic wave travelling in a lossless dielectric medium having a dielectric constant, εᵣ

A current I 0 flows through a metallic circular loop of radius r as shown in the figure. Resistance

A unit positive point charge is taken slowly through an infinitesimally thin tube that is inside

An ideal gas is made of polyatomic molecules. Each of the molecules has three translational, three r

The following table presents the part of the electromagnetic spectrum and their corresponding major

Consider a particle moving along a straight line, whose position as a function of time is given by s

In an adiabatic expansion, the temperature of one mole of an ideal monatomic gas ( γ = 5 / 3 ) decre

A conducting loop of finite resistance lies on the x-y plane. There is a constant magnetic field in

Three identical capacitors P, Q and S, each of the capacitance C, are connected to a battery of volt

Two identical inductors are connected in two different configurations P and Q, where a time-varying

An AC voltageV = 220 sin(2 × 10³ t) Voltis applied to a series LCR circuit. Then the current amplitu

Two planets P₁ and P₂ with equal masses have radii R₁ and R₂ respectively, where R₂ = R₁/2The escape

In the measurement of viscosity of liquids using terminal velocity experiment,spherical balls of the

An ideal Zener diode with breakdown voltage of −3 V is reverse biased with a negative input voltage

A beam of light falls on a metal surface such that photo-electrons are generated. If the power of th

Consider two circuits, (A) and (B), each having two resistors. One of them has a positive temperatur

The temperature of a metallic sphere of radius R is increased by a small amount ΔT. If the linear

Consider a long solenoid of length l and radius r. If n is the number of turns per unit length and μ

A thin horizontal disc is rotating about a vertical axis passing through its fixed centre O.Its angu

Water flows in a streamline motion through a horizontal pipe of circular cross-section as shown in t

A photon and an electron, each of 20 eV energy, move in free space. The ratio of linear momentum of