In the fig above, what is the angle of reflection of the ...
In the fig above, what is the angle of reflection of the ray of light at mirror M?
\( 90^{\circ} \)
\( 60^{\circ} \)
\( 45^{\circ} \)
\( 30^{\circ} \)
Correct answer is B
No explanation has been provided for this answer.
In the hydraulic press, the force F applied is related to the diameter d of the cylinder by ...
A car travelling at a uniform speed of 120km h-1 passes two stations in 4 minutes. Calculate th...
Which of the following features is NOT a characteristic of natural radioactivity? ...