A projectile attains its maximum height when the angle of...
A projectile attains its maximum height when the angle of projection is?
30°
45°
60°
75°
90°
Correct answer is E
Range R is maximum for angle of projection of 45º.
Maximum height is achieved with an angle of 90
Steam burn is more severe than that of boiling water because ...
The frequency of the wave in the diagram above is ...
The specific latent heat of fusion of lead is the amount of heat required to ...
A wire 1.0m long and with cross-sectional area 2.0 x 10-7 m2 has a resistance of 0.1Ω. Calc...
Which of the following statements about evaporation is not correct? ...