The maximum vertical height to which a man can throw a ball is 136 m. The maximum horizontal distance upto which he can throw the same ball is :
Given below are two statements :
Statement I : The temperature of a gas is $$-73^\circ$$C. When the gas is heated to $$527^\circ$$C, the root mean square speed of the molecules is doubled.
Statement II : The product of pressure and volume of an ideal gas will be equal to translational kinetic energy of the molecules.
In the light of the above statements, choose the correct answer from the option given below :
Match List I with List II
List-I |
List-II |
||
---|---|---|---|
A. | Planck's constant (h) | I. | $$\mathrm{[{M^1}\,{L^2}\,{T^{ - 2}}]}$$ |
B. | Stopping potential (Vs) | II. | $$\mathrm{[{M^1}\,{L^1}\,{T^{ - 1}}]}$$ |
C. | Work function ($$\phi$$) | III. | $$\mathrm{[{M^1}\,{L^2}\,{T^{ - 1}}]}$$ |
D. | Momentum (p) | IV. | $$\mathrm{[{M^1}\,{L^2}\,{T^{ - 3}}\,{A^{ - 1}}]}$$ |
Choose the correct answer from the options given below :
Given below are two statements :
Statement I : An elevator can go up or down with uniform speed when its weight is balanced with the tension of its cable.
Statement II : Force exerted by the floor of an elevator on the foot of a person standing on it is more than his/her weight when the elevator goes down with increasing speed.
In the light of the above statements, choose the correct answer from the options given below :