20α
200α
2000α
20000α
Correct answer is A
L2−L1=α1(θ2−θ1)=α×0.5×40=20α
The velocity y of a particle in a time t is given by the equation y = 10 + 2t2 Find the instantan...
Fleming's right hand rule is also called the ...
Which of the following will reduce the frequency of oscillation of a simple pendulum? ...
In the diagram above, which of the simple pendula will resonate with P when set into oscillation ...