Physics, asked by sana5488, 10 months ago

What is the amount of work done by:
a) a weight-lifter in holding a weight of 120kg on his shoulder for 30 seconds
b) a locomotive against gravity ,if it is travelling on a level plane?

Answers

Answered by sc718058

2

a) a weight-lifter in holding a weight of 120kg on his shoulder for 30 seconds

Previous Question

Next Question

Similar questions

English, 5 months ago

what is step should you follow...

Geography, 5 months ago

what is the meaning of life? I don't think it's worth living it I am quiting...

English, 5 months ago

(d) Sangeeta's family has sentiments attached to their dog, Selvakumar. Explain...

Chemistry, 10 months ago

Surface tension tends to minimise the surface area of a liquid.suggest an experiment to prove that. (follow the pattern: required materials,procedure,expected observation.)...

Art, 10 months ago

Can you name a color that doesn't have "e" in it. (Only primary and secondary colors)...

Math, 1 year ago

If the arithmetic mean of 5, 7, 9, x is 9 then the value of x is (A) 11...

Math, 1 year ago

Which one of the following is not correct - (A) Statistics is liable to be misused...

Math, 1 year ago

The angle at which the circles (x – 1)^2 + y^2 = 10 and x^2 + (y – 2)^2 = 5 intersect is...