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Questions (7)

Find the rotational kinetic energy and angular momentum about its axis of the earth due to its daily rotation. Let ME = 6 x 1024
1. 2 answers
2. 597 views
A solid sphere of radius 3 cm and mass of 100 g rolls down a 30 degree incline from a height of 1 m. A hoop of the same mass and
1. 1 answer
2. 447 views
A mobile is constructed from a thin rod of mass 50 g and length 50 cm. Two hanging masses are positioned at each end of the rod.
1. 1 answer
2. 717 views
A phonograph record of radius 6 cm and mass 15 g is rotating with an angular velocity of 33.33 rev/min. A Penny of mass 1 g
1. 2 answers
2. 563 views
A solid sphere of radius 3 cm and mass of 100 g rolls down a 30 degree incline from a height of 1 m. A hoop of the same mass and
1. 2 answers
2. 523 views
A mobile is constructed from a thin rod of mass 50 g and length 50 cm. Two hanging masses are positioned at each end of the rod.
1. 1 answer
2. 490 views
Find the rotational kinetic energy of the earth about the sun due to its orbit about the sun. The mass of the earth M is 6 x
1. 2 answers
2. 649 views

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