Contents

What is the value of “g” on earth surface?
a) 2.3 N/kg                           

b) 3.8 N/kg
c) 9.8 N/kg                           

d) 6.99 N/kg

c

Earth attracts 1 kg body with force of ………..
a) 1 N    

b) 10 N                  

c) 20 N  

d) 40 N

b

Explanation:m = 1 kg        g = 10 N/kg
W= mg       W= 1kg x 10N/kg            W=10N



If 2 kg mass is placed on earth, it attracts 2 kg body with force of ………..
a) 1 N    

b) 10 N                  

c) 20 N   

d) 40 N

c

Explanation:m = 2 kg        g = 10 N/kg
W= mg       W= 2kg x 10N/kg            W=20N



You are asked to measure the weight of watermelon of mass 10 kg on earth. What will be its weight?
a)100 N

b) 10 N                  

c) 20 N  

d) 40 N

a

Explanation:m = 10 kg     g = 10 N/kg
W= mg      W= 10kg x 10N/kg           W=100N



Mass of moon is …….times less than the mass of earth.
a) 3        

b) 6                         

c) 9        

d) 10

b

What is the gravity on the moon surface as compared to the gravity on earth surface?
a) 3 times lesser                   

b) 6 times lesser
c) 3 times greater                

d) 6 times greater

b