MCQ
The force of gravitation is
- ARepulsive
- BElectrostatic
- ✓Conservative
- DNon-conservative
✓
Answer
Correct option: C.
Conservative
c
(c) Conservative force The work done is independent of the path.
(c) Conservative force The work done is independent of the path.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
A composite block is made of slabs $A, B, C, D$ and $E$ of different thermal conductivities (given in terms of a constant $K$ ) and sizes (given in terms of length, $L$ ) as shown in the figure. All slabs are of same width. Heat $'Q'$ flows only from left to right through the blocks. Then in steady state $Image$
→$(A)$ heat flow through $A$ and $E$ slabs are same.
$(B)$ heat flow through slab $E$ is maximum.
$(C)$ temperature difference across slab $E$ is smallest.
$(D)$ heat flow through $C =$ heat flow through $B +$ heat flow through $D$.
Match List$-I$ with List$-II:$
→| List$-I$ | List$-II$ |
| $(A)$ $3$ Translational degrees of freedom | $(I)$ Monoatomic gases |
| $(B)$ $3$ Translational,$2$ rotational degrees of freedoms | $(II)$ Polyatomic gases |
| $(C)$ $3$ Translational,$2$ rotational and $1$ vibrational degrees of freedom | $(III)$ Rigid diatomic gases |
| $(D)$ $3$ Translational,$3$ rotational and more than one vibrational degrees of freedom | $(IV)$ Nonrigid diatomic gases |
Choose the correct answer from the options given below:
Two objects are thrown up at angles of $45^{\circ}$ and $60^{\circ}$ respectively, with the horizontal. If both objects attain same vertical height, then the ratio of magnitude of velocities with which these are projected is .........
→One main scale division of a vernier callipers is $a$ $cm$ and $n ^{\text {th }}$ division of the vernier scale coincide with $( n -1)^{\text {th }}$ division of the main scale. The least count of the callipers in $mm$ is
→The $\text{COM}$ of body in pure rotation does-
→Two balls of same size but the density of one is greater than that of the other are dropped from the same height, then which ball will reach the earth first (air resistance is negligible)
A force applied by an engine of a train of mass $2.05 \times {10^6}\;kg$ changes its velocity from $5\;m/s$ to $25\;m/s$ in $5$ minutes. The power of the engine is ........... $MW$
→The gravitational potential energy of a system consisting of two particles separated by a distance $r$ is:
→A tennis ball is released from height $h $ above ground level. If the ball makes inelastic collision with the ground, to what height will it rise after third collision
→Young's modulus of elasticity of some kind of material is $2 \times 10^{11} N / m ^2$. If the strain produced in it is 0.15 then the force applied will be $\left( N / m ^2\right)$ :
→