I only
II only
I and II only
I and III only
II and III only
Correct answer is B
No explanation has been provided for this answer.
1.3 × 102m
3.0 × 102m
2.4 × 102m
5.0 × 102m
7.5 × 102m
Correct answer is E
No explanation has been provided for this answer.
Fs cos θ
Fs cosec θ
Fs sec θ
Fs sin θ
Fs tan θ
Correct answer is A
No explanation has been provided for this answer.
Which of the following will reduce the frequency of oscillation of a simple pendulum?
Decreasing the length of the string
Increasing the amplitude of oscillation
Increasing the length of the string
Increasing the mass of the bob
Reducing the mass of the bob.
Correct answer is C
No explanation has been provided for this answer.
Which of the following statements is correct?
Alpha particles have a large mass and high penetrating power
Alpha particles have a small mass and a low penetrating power
Beta partials have no mass and a high penetrating power
Beta particles have a large mass and a low penetrating power
Gamma rays have no mass and a high penetrating power
Correct answer is E
No explanation has been provided for this answer.