A. direct combustion
B. fermentation
C. both A and B
D. none of these
A. rotory
B. photovoltaic
C. galvanic
D. non of these
A. non-renewable
B. stable
C. renewable
D. none of the above
A. non-conservative force
B. conservative force
C. both A and B
D. none of these
A. area
B. work done
C. power
D. none of these
A. man does more work than child
B. child does more work than man
C. both do the same amount of work
D. it is a foolish question
A. Kinetic energy increases
B. P.E. between them increases
C. P.E. between them decreases
D. P.E. between tem does not change
A. V esc = 1/2Vo
B. V esc = -2 Vo
C. V esc = Vo
D. V esc = 2Vo
A. torque
B. angular momentum
C. linear momentum
D. power
A. 36 x 106 J
B. 36 x 1012 J
C. 36 x 109 J
D. 36 x 108 J