MCQ
In natural vibrations, the vibrations are only under the:
- Adamping force
- Bfrictional force
- Crestoring force
- ✓external periodic force
✓
Answer
Correct option: D.
external periodic force
D
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
The specific heat capacity of a substance:
In an electric motor:
For a given mass and velocity the kinetic energy remains constant if _____________ .
The device used for measuring potential difference is
The diagram alongside shows the combination of two pulleys $P _1$ and $P _2$ used to lift up a load $W$.
If the free end $C$ of the string moves through a distance $x$, by what distance is the load $W$ raised?
→If the free end $C$ of the string moves through a distance $x$, by what distance is the load $W$ raised?
Between the pole components of a horse-shoe magnet, a flat rectangular coil is turned. The e.m.f changes direction in which position of the coil with respect to the magnetic field?
Which one of the following statements about alpha and beta particles is
correct?
correct?
What change in heat energy occurs when lead at its melting point
solidifies without change in the temperature?
solidifies without change in the temperature?
A door lock is opened by turning the lever (handle) of length 0.2 m . If the moment of force produced is 1 Nm , then the minimum force required is:
A concavo-convex lens is _________ in the middle and has _________ action on light beam.