Two wheels having radii in the ratio 1:3 are connected by a common belt
Two wheels having radii in the ratio 1:3 are connected by a common belt. If the smaller wheel is accelerated…
6 years ago
Laws of Motion
A hemispherical bowl of radius R is rotating about its axis of symmetry
A hemispherical bowl of radius R is rotating about its axis of symmetry which is kept vertical.A small ball kept…
6 years ago
A heavy stone hanging from a massless string of length 15 m is projected
A heavy stone hanging from a massless string of length 15 m is projected horizontally with speed 147 ms⁻¹.The speed…
6 years ago
A motorcycle moving with a velocity 72 kmh⁻¹ on a flat road takes a turn
A motorcycle moving with a velocity 72 kmh⁻¹ on a flat road takes a turn on the road at a…
6 years ago
The string of a pendulum is horizontal.The mass of bob attached to it is m
The string of a pendulum is horizontal.The mass of bob attached to it is m.Now, the string is released.The tension…
6 years ago
A solid body rotates about a stationary axis, so that its angular velocity
A solid body rotates about a stationary axis, so that its angular velocity depends on the rotation angle ? as…
6 years ago
A body is hangfing from a rigid support by an inextensible string of length
A body is hanging from a rigid support by an inextensible string of length l.It is struck inelastically by an…
6 years ago
When a ceiling fan is switched off its angular velocity reduces to 50% while
When a ceiling fan is switched off its angular velocity reduces to 50% while it makes 36 rotations. How many…
6 years ago
A cyclist is riding with a spped of 27 km/h.As he approaches a circular turn
A cyclist is riding with a speed of 27 km/h.As he approaches a circular turn on the road of radius…
6 years ago
Find the maximum velocity with which a train can be moved on a circular track
Find the maximum velocity with which a train can be moved on a circular track of radius 200 m.The banking…
6 years ago