An artificial satellite revolves round the Earth in circular orbit, which quantity remains constant?
A. Angular Momentum
B. Angular Displacement
C. Linear Velocity
D. None of the above
A. Angular Momentum
B. Angular Displacement
C. Linear Velocity
D. None of the above
A. A very high input impedance
B. A very low input impedance
C. A low output impedance
D. None of the above
A. 4 times
B. 6 times
C. 8 times
D. 2 times
A. Greater than the critical size
B. Less than the critical size
C. Equal to the critical size
D. All of above can build up a change reaction
A. 3.74 x 109 disintegration per sec
B. 3.70 x 1010 disintegration per sec
C. 3.55 x 1010 disintegration per sec
D. 3.60 x 1010 disintegration per sec
A. BINA cosa
B. BINA sina
C. BINA tana
D. BINA
A. the sum of the frequencies of two tuning forks
B. the difference of the frequencies of two tuning forks
C. the ratio of the frequencies of two tuning forks
D. the frequency of either of the two tuning forks