0.05
0.20
0.50
0.80
2.00
Correct answer is C
μ= F/mg = 20/40 = 0.5
Which of the following will reduce the frequency of oscillation of a simple pendulum?
Increasing the mass of the bob
Decreasing the mass of the bob
Increasing the length of the string
Decreasing the length of the string
Increasing the amplitude of oscillation
Correct answer is C
No explanation has been provided for this answer.
2.0 x 10-6m3
2.5x10-6m3
3.0x10-6m3
2.0x 10-5m3
3.0 x 10-5m3
Correct answer is A
Upthrust = weight fluid displacement 0.040 - 0.024 = PVg
0.016 = 800 x V x 10
V = 2.0 x 106
Which of the following has the same unit as the moment of a force?
Force
Power
Work
Momentum
Impulse
Correct answer is C
No explanation has been provided for this answer.
12m
24m
48m
72m
96m
Correct answer is E
S = \(\frac{3 \times 8^2}{2}\)
S = 96m