The friction of the air causes a vertical retardation equal to 10%
The friction of the air causes a vertical retardation equal to 10% of the acceleration due to gravity (take g=10…
8 years ago
Physics
A body moves with a uniform acceleration a and zero initial velocity
A body moves with a uniform acceleration a and zero initial velocity. Another body B starts from the same point…
8 years ago
A particle moves with constant speed v along a circular path of radius r and completes
A particle moves with constant speed v along a circular path of radius r and completes the circle in time…
8 years ago
A cycle wheel of radius 4 m completes one revolution in two seconds. Then acceleration
A cycle wheel of radius 4 m completes one revolution in two seconds. Then acceleration of cycle will be Options…
8 years ago
A current I ampere flows along the inner conductor of a co-axial cable and returns
A current I ampere flows along the inner conductor of a co-axial cable and returns along the outer conductor of…
8 years ago
A charged particle experiences magnetic force in the presence of magnetic field.
A charged particle experiences magnetic force in the presence of magnetic field. Which of the following statement is correct? Options…
8 years ago
The vector sum of two forces is perpendicular to their vector difference. In that case,
The vector sum of two forces is perpendicular to their vector difference. In that case, the forces Options (a) Are…
8 years ago
A force of 10 newton acts on a body of mass 20 kg for 10 seconds. Change in its momentum
A force of 10 newton acts on a body of mass 20 kg for 10 seconds. Change in its momentum…
8 years ago
The escape velocity of a body from earth’s surface is Ve. The escape velocity
The escape velocity of a body from earth's surface is Ve. The escape velocity of the same body from a…
8 years ago
A satellite in a circular orbit of radius R has a period of 4 hours. Another satellite
A satellite in a circular orbit of radius R has a period of 4 hours. Another satellite with orbital radius…
8 years ago