A railway train is travelling on a circular curve of 1500 metres radius at the rate of 66km/hr. Through what angle has it turned in 10 seconds?

A railway train is travelling on a curve of 750 m radius at the rate of 30 km/h, through what angle has it turned in 10 seconds ?

A car initially travelling eastwards turns noth by travelling in a quarter circular path of radius R metres at uniform speed as shown in figure. The car completes the turn in T second. (a) What is the acceleration of the car when it is at B located at an angle of 37^(@) . Express your a swers in terms of unit vectors hat(i) and hat(j) . (b) The magnitude of car's average acceleration during T second period.

A wheel starts from rest and attains an angular velocity of 20 radian/s after being uniformly accelerated for 10 s. The total angle in radian through which it has turned in 10 second is

A particle is travelling in a circular path of radius 4m. At a certain instant the particle is moving at 20m/s and its acceleration is at an angle of 37^(@) from the direction to the centre of the circle as seen from the particle (i) At what rate is the speed of the particle increasing? (ii) What is the magnitude of the acceleration?

A motor car travelling at 30 m//s on a circular road of radius 500m . It is increasing its speed at the rate of 2 ms^(-2) . What its accleration at that instant ?

A racing car travelling at 35 ms^(-1) along a circular path of radius 700 m, starts picking up speed at the rate of 2 ms^(-2) What is its total acceleration ?

A car is travelling along a circular curve that has a radius of 50m . If its speed is 16m//s and is increasing uniformly at 8m//s^(2) . Determine the magnitude of its acceleration at this instant.

An aeroplane travelling at a speed of 500 km/hr tilts at an angle of 30° as it makes a turn. What is the radius of the curve ?

The shaft of a motor rotates at a constant speed of 1800 rpm. What is the angle in radians it has turned through in one second ?

A car is travelling with linear velocity v on a circular road of radius r. If it is increasing its speed at the rate of a metre/ sec^2 , then the resultant acceleration will be