Energy transferred to stone of weight 10 N falling from top of 250 m high cliff is
A) 25000 J
B) 250000 J
C) 2500 J
D) 250 J
Correct Answer:
Verified
Q5: If energy loss is zero then decrease
Q6: Average power of all activities of our
Q7: Change in G.P.E can be written as
A)mgh
B)mh
C)mg
D)gh
Q8: Efficiency of car engine is only about
A)10%
B)20%
C)30%
D)80%
Q9: Work is defined as
A)F × S
B)F ×
Q11: If force of 1 N moves an
Q12: SI units for energy and work are
A)Joules
Q13: If the ball is thrown upwards, the
Q14: 1 W is equal to {{}}
A)10 J
Q15: Work done by force of gravity on
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents