In the nucleus of uranium, the number of neutrons will be _____________?
A. 92
B. 235
C. 143
D. Different for different isotopes
Physics Mcqs
According to which one of following law the density of atom is uniform ?
According to which one of following law the density of atom is uniform ?
A. J.J.Thomson model
B. Rutherfords model
C. Bohrs model
D. All of the above laws contradict the statement
Which one is not a type of dynamic equilibrium ?
Which one is not a type of dynamic equilibrium ?
A. Rotational equilibrium
B. Translational equilibrium
C. Static equilibrium
D. Both A and C are corret answer
A body will be in complete equilibrium when it is satisfying______________?
A body will be in complete equilibrium when it is satisfying______________?
A. 1st condition of equilibrium
B. 2nd condition of equilibrium
C. Both Ist and 2nd condition of equilibrium
D. Impossible
A body in equilibrium__________________?
A body in equilibrium__________________?
A. Always at rest
B. Always in uniform motion
C. May be at rest or in uniform motion
D. May be at rest or in motion
Torque acting on a body determines_______________?
Torque acting on a body determines_______________?
A. Acceleration
B. Linear acceleration
C. Angular acceleration
D. Direction of motion of the body
SI unit of torque is______________?
SI unit of torque is______________?
A. N.m
B. joule
C. Both a and b are correct
D. Neither a nor b is correct
The dimension of torque is______________?
The dimension of torque is______________?
A. [ML2T-2]
B. [MLT-2]
C. [ML2T]
D. [ML-2T-2]
Torque is defined as______________?
Torque is defined as______________?
A. Turning effect of force
B. Cross product of position vector and force
C. Product of force and moment arm
D. All A, B and C are correct
The magnitude of the cross product is equal to the dot product between them. The angle between the two vectors is________________?
The magnitude of the cross product is equal to the dot product between them. The angle between the two vectors is________________?
A. 30°
B. 45°
C. 60°
D. 180°