Question

Ram and Shyam while returning from school saw a labour pushing hard to move a

heavy box. Ram immediately ran to him and started helping him in pushing the box with

a force of 100 N on an area of 4 m2 , whereas Shyam brought two iron bars and asked

the labour to put them below the box and then to push the box.

a) What are the factors that affect friction? (1)

b) Compute the pressure being applied on the area before putting the iron bar.(1)

c) Who will help the labour more-Ram or Shyam? How? (1)

d) Here which Friction is converted from sliding Friction? (1)​

Answer 1

Answer:

a 50n

b 0 n

c gravitational force

c no answer

d noanser

Explanation:

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