Question

Give reason out work is done or not
b. An engine is pulling a train

a Food grains are getting dried or not
​

Answer 1

Answer:

a) work is done as work is defined as it takes place when there is displacement of an object . Work takes place when an amount of force displaces an object

b) No work done as there is no displacement

PLEASE MARK ME AS BRAINLIEST

Answer 2

Answer:

Work done is Force applied × Distance moved in direction of force.

For an engine moving a train, work is done because the train travels a distance in the direction of force.

For the second case, work is not done because there's no distance travelled.