Question

Can any one can solve this plz urgent..

Answer 1

Answer:

Answer is 1:2

am sure about this

Answer 2

Answer:

answer is B i.e 1:2

Explanation:

because in 1st case there is 2m applied on m it means m will be moved from its place and force is applied on 2m it means 1 force

and in 2nd case m applied to 2m it means extra force on m which is double force 2

that's why 1:2

hope this helps