A gas has a vapour density 11.2.The volume occupied by 1 g of gas at NTP is
A gas has a vapour density 11.2.The volume occupied by 1 g of gas at NTP is
Options
(a) 1 litre (b) 11.2 litre (c) 22.4 litre (d) unpredictable
Correct Answer:
1 litre
Questions
Kinetic energy of one mole of an ideal gas at 300 K is
Kinetic energy of one mole of an ideal gas at 300 K is
Options
(a) 3.48 kJ (b) 3.74 kJ (c) 37.4 kJ (d) 34.8 kJ
Correct Answer:
3.74 kJ
Explanation:
Kinetic energy […]
A particle of mass m oscillates along x-axis according to equation x = a sin ?t
A particle of mass m oscillates along x-axis according to equation x = a sin ωt. The nature of the graph between momentum and displacement of a particle is
Options
(a) straight line passing […]
The damping force on an oscillator is directly proportional to the velocity.
The damping force on an oscillator is directly proportional to the velocity. The units of the constant of proportionality are:
Options
(a) kgms⁻¹ (b) kgms⁻² (c) kgs⁻¹ (d) kgs
Correct Answer:
kgs⁻¹
Explanation: […]
The period of oscillation of a mass M suspended from a spring of negligible mass is T
The period of oscillation of a mass M suspended from a spring of negligible mass is T. If along with it another mass M is also suspended, the period of oscillation will now be
The displacement of a particle along the x-axis is given by x = a sin² ?t
The displacement of a particle along the x-axis is given by x = a sin² ?t. The motion of the particle corresponds is:
Options
(a) simple harmonic motion of frquency ? / π […]
A block of mass M is attached to the lower end of a vertical spring
A block of mass M is attached to the lower end of a vertical spring. The spring is hung from a ceiling and has force constant value k. The mass is released from rest with […]
Which one of the following equations of motion represents simple harmonic motion?
Which one of the following equations of motion represents simple harmonic motion?
Options
(a) Acceleration = -k(x + a) (b) Acceleration = k(x + a) (c) Acceleration = kx (d) Acceleration = -k₀x+ […]
A simple pendulum performs simple harmonic motion about x = 0 with an amplitude
A simple pendulum performs simple harmonic motion about x = 0 with an amplitude a and time period T. The speed of the pendulum at x = a/2 will be:
Options
(a) πa […]
Two simple harmonic motions of angular frequency 100 and 1000 rad s⁻¹ have the same
Two simple harmonic motions of angular frequency 100 and 1000 rad s⁻¹ have the same displacement amplitude. The ratio of other maximum accelerations is:
Options
(a) 1 : 10 (b) 1 : 10² (c) […]