Home
Class 12
PHYSICS
Consider the situation of the previous p...

Consider the situation of the previous problem. The directions of the magnetic field due to the dipole are opposite at

A

a tangent galvanometer

B

a diflection galvanometer if the earth's horizontal field is known

C

an oscillation magnetometer if the earth's horizontal field is known

D

both diflection and oscillation magnetometer if the earth's horizontal field is not known.

Text Solution

Verified by Experts

The correct Answer is:
B, C, D
Promotional Banner

Topper's Solved these Questions

  • PERMANENT MAGNETS

    HC VERMA|Exercise Exercise|25 Videos

  • PERMANENT MAGNETS

    HC VERMA|Exercise Objective|13 Videos

  • OPTICAL INSTRUMENTS

    HC VERMA|Exercise Exercises|23 Videos

  • PHOTO ELECTRIC EFFECT AND WAVE PARTICLE DUALITY

    HC VERMA|Exercise Exercise|35 Videos

Similar Questions

Explore conceptually related problems

Consider the situation of the previous problem. The force on the central charge due to the shell is

The direction of the magnetic field due to a solenoid is given by

Consider a magnetic dipole kept in the north to south direction. Let P_1, P_2, Q_1, Q_3 be four points at the same distance from the dipole towareds north, south, east and west of the dipole respectively. The directions of the magnetic field due to the dipole are the same at

Consider the situation of the previous problem. Find the average electric field energy stored in the capacitor and the average magnetic field energy stored in the coil.

Consider the situation of the previous problem. Consider the fastest electron emitted parallel to the large metal plate. Find the displacement of this electron parallel to its initial velocity before it strikes the large metal plate.

Consider the situation of the previous problem.suppose the production of the radioactive isotope starts at t=0. Find the number of active nuclei at time t.

Consider the situation of the previous problem. (a) Calculate the force needed to keep the sliding wire moving with a constant velocity v. (b) If the force needed just after t = 0 is F_0 , find the time at which the force needed will be F_0 /2.

Consider the situation of the previous problem. Define displacement resistance (R_d = V/i_d) of the space between the plates where V is the potential difference between the plates and i_d is the displacement current. Show that R_d varies with time as (R_d)= (R(e^(t/tau)-1).)

Suppose all the surfaces in the previous problem are rough. The direction of friction on B due to A

Consider the situation of the previous problem, if the mirror reflects only 64% of the light energy falling on it, what will be the ratio of the maximum to the minimum intensity in the interference pattern observed on the screen ?