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A girl of mass 50kg

A boy and a girl on aplay ground see saw .The see saw has a mass of 30kg and is pivoted at it's center.Their mother has to hold
1. 2 answers
2. asked by James
3. 196 views
A boy and girl sit on a seesaw of length 4m, balanced at its center. The girl sits at the far end and has a mass of 50kg. The
1. 1 answer
2. asked by Lola
3. 1,291 views
A boy and girl are balanced on a "massless" seesaw. The boy has a mass of 75 kg and the girl a mass of 50kg. The seesaw is 6
1. 1 answer
2. asked by Joe
3. 2,181 views
A girl of mass 50kg runs up a flight of stairs.After 10 minutes she is 250 metres above the ground. Determine her average power
1. 2 answers
2. asked by Bafana
3. 1,152 views
Blocks A A (mass 6.50kg kg ) and B B (mass 10.50kg kg ) move on a frictionless, horizontal surface. Initially, block B B is at
1. 1 answer
2. asked by josh
3. 843 views
a 50kg object is suspended by a rope over a pulley which is connected to a large mass of 61.3kg. The mass rests on a 30 degree
1. 3 answers
2. asked by Anonymous
3. 706 views
Block B has a mass of 4.50kg and is moving to the left at a speed of 4.50m/s. Block A has a mass of 6.50kg and is moving to the
1. 1 answer
2. asked by Ashley
3. 774 views
A girl of mass 50Kg runs up a flight of steps. There are 20 steps on the stair case and each step has a height of 20cm.What is
1. 1 answer
2. asked by Tumi
3. 638 views
A 50kg girl runs up stairs in 70s, the stairs are 8.0m high. Take the gravitational field strength as 10N/Kg. What is the girl's
1. 2 answers
2. asked by Charles
3. 221 views
A CRATE OF MESS 50KG IS LYING ON A 30DEGREE INCLINE, A STEEL BALL OF MASS 20KG IS ATTACHED TO THE CRATE WITH A ROPE.THE ROPE IS
1. 1 answer
2. asked by MORENA
3. 1,174 views