Question

Four students A,B,C and D are pushing boxes on two different floors.

Student A is pushing lighter box on a marble floor.

Student B is pushing heavier box on a marble floor.

Student C is pushing lighter box on a floor covered with carpet.

Student D is pushing heavier box on a floor covered with carpet.

Which student has to apply the greatest force and give reason to support your answer.​

Answer 1

Answer:

student D apply the greatest force because he push the heavy box and also he push on the floor that covered with carpet due to carpet Floor have more resistance

Answer 2

Answer:

right answer is student de because he is pushing on dekho word carpet which means there is high friction

therefore he would have to apply more force