MCQ
Time period of a freely suspended magnet does not depend upon
  • A
    Length of the magnet
  • B
    Pole strength of the magnet
  • C
    Horizontal component of earth's magnetic field
  • Length of the suspension thread

Answer

Correct option: D.
Length of the suspension thread

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Huygen's conception of secondary waves
A frog can be deviated in a magnetic field produced by a current in a vertical solenoid placed below the frog. This is possible because the body of the frog behaves as
In the following circuit, $5 \Omega$ resistor develops $45 / / s$ due to current flowing through it. The power developed per second across $12 \Omega$ resistor is

Image

A galvanometer has resistance of $7\,\Omega $ and gives a full scale deflection for a current of $1.0\, A$. How will you convert it into a voltmeter of range $10\, V$
The focal length of a concave mirror is $50 \mathrm{~cm}$. Where an object be placed so that its image is two times and inverted
A bullet hits and gets embedded in a solid block resting on a horizontal frictionless table. What is conserved ?
A particle executes simple harmonic motion $($amplitude $=A)$ between $x=-A$ and $x=+A$. The time taken for it to go from $0$ to $A / 2$ is $T_1$ and to go from $A / 2$ to $A$ is $T_2$. Then
The apparent depth of water in cylindrical water tank of diameter $2 R \mathrm{~cm}$ is reducing at the rate of $x \mathrm{~cm} /$ minute when water is being drained out at a constant rate. The amount of water drained in c.c. per minute is ( $n=$ refractive index of air, $n=$ refractive index of water)
A weight of $200 kg$ is suspended by vertical wire of length 600.5 $cm$. The area of cross-section of wire is $1 mm ^2$. When the load is removed, the wire contracts by $0.5 cm$. The Young's modulus of the material of wire will be
A closed compartment containing gas is moving with some acceleration in horizontal direction. Neglect effect of gravity. Then the pressure in the compartment is