Q.1.
The object with more rotational inertia needs more torque to move than object with lower inertia?
Q.2.
What is the angular acceleration of an object that has rotational inertia of 4 kg.m2 and submitted to a torque of 8 N.m?
Q.3.
If the same torque is applied on a hoop (I=MRand a solid disk (I=1/2MR2), afterwhich object will be moving faster?
Q.4.
The value of torque depends on the rotation axis and the _______________________
Q.5.
Torque can be positive or negative.
Q.6.
From the rotational microwave spectrum of 1H35Cl, we find that B = 10.cm-1 . Given that the masses ofandCl are 1.and 34.amu, respectively, determine the bond length of the 1H35Cl molecule
Q.7.
__________ (ω)– the rate at which a body rotates about an axis (radians per second)
Q.8.
The microwave active molecules are
Q.9.
Conditions for equilibrium are:1st condition: net force = 02nd condition:net torque = 0
Q.10.
Which of the following molecule has no rotational spectrum?
Q.11.
Calculate the moment of inertia, I, of the molecule 1H35Cl. The masses of the two atoms are mH = 1.xkg and mCl = 5.xkg. The equilibrium bond length of the molecule is 1.Å.
Q.12.
The photon described in Question 3 lies within which part of the electromagnetic spectrum?
Q.13.
The energy in joules of a photon of wavelengthnm is
Q.14.
A photon of wave numbercm-1 has a wavelength of
Q.15.
The different types of energies associated with a molecule are __________
Q.16.
Moment of inertia depends on
Q.17.
A body of M.I. 3 kg m² rotating with an angular velocity 2 rad/s has the same K.E. as a mass ofkg moving with a velocity of
Q.18.
The product of the force times the lever arm; the movement of the force about the axis is:
Q.19.
The dimensions of angular momentum are
Q.20.
The M.I. of a body does not depends upon