MHT CET questions
29293 published questions with worked solutions.
- Velocity vector and acceleration vector in a uniform circular motion are related as
- A wheel rotates with a constant angular velocity of 300 rpm. The angle through which the wheel rotates in 1 s is
- The angular velocity of a particle rotating in a circular orbit 100 times per minute is
- A ball of mass 0.12 kg is being whirled in a horizontal circle at the end of string 0.5 m long. It is capable of making 231...
- A small coin is kept at the rim of a horizontal circular disc which is set into rotation about vertical axis passing through its...
- A particle is moving along a circular path of radius 5 m with a uniform speed 5 m ,s^ -1 . What will be the average acceleration...
- Two particles of masses in the ratio 3 : 5 are moving in circular paths of radii in the ratio 4 : 7 with time periods in the...
- A cosmonaut is orbiting the earth in a spacecraft at an altitude h = 630 km with a speed of 8 km ,s^ -1 . If the radius of the...
- A coin placed on a rotating turn table just slips, if it is placed at a distance of 8 cm from the centre. If angular velocity of...
- A can filled with water is revolved in a vertical circle of radius 4 m and the water does not fall down. The time period for a...
- A stone of mass m is tied to a string and is moved in a vertical circle of radius r making n rpm. The total tension in the string...
- A car of mass 1000 kg moves on a circular track of radius 20 m. If the coefficient of friction is 0.64, then the maximum velocity...
- The coefficient of friction between the tyres and the road is 0.25. The maximum speed with which car can be driven round a curve...
- A body moves along a circular path of radius 10 m and the coefficient of friction is 0.5. What should be its angular speed (in...
- A body is just being revolved in a vertical circle of radius R with a uniform speed. The string breaks when the body is at the...
- A railway carriage has its centre of gravity at a height of 0.75 m above the rails, which are 1 m apart. The maximum safe speed...
- A cyclist is moving in a circular track of radius 80 m with a velocity V = 36 km ,h^ -1 . He has to lean from the vertical...
- A body of mass 1 kg is rotating in a vertical circle of radius 1 m. What will be the difference in kinetic energy at the top and...
- In a loop, a body starts at a height h=2R. The minimum speed with which the body must be pushed down initially in order that it...
- A bucket tied at the end of 1.6 m long string is whirled in a vertical circle with a constant speed. The minimum speed at which...