The magnetic flux through a coil perpendicular to its plane and directed into paper is…
Physics · Class 12 · CBSE — Electromagnetic Induction
The magnetic flux through a coil perpendicular to its plane and directed into paper is varying according to the relation
φ = (2t2 + 4t + 6) mWb. The emf induced in the loop at t = 4 s is
φ = (2t2 + 4t + 6) mWb. The emf induced in the loop at t = 4 s is
- 0.12 V
- 2.4 V
- 0.02 V
- 1.2 V
Answer
(C) 0.02 V
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- When the rate of change of current is unity, the induced emf is equal to
- A coil of N turns is placed in a magnetic field B such that B is perpendicular to the plane of the coil. B…
- The total charge induced in a conducting loop when it is moved in magnetic field depend on
- A coil of area 100 cm 2 is kept at an angle of 30 o with a magnetic field of 10 -1 T. The magnetic field is…
- A metal rod of length 50 cm is held vertically and moved with a velocity of 10 ~m / s towards east. The…
- A circular copper disc 10 cm in diameter rotates at 1800 revolution per minute about an axis through its…
- In the given figure, the loop is fixed but the straight wire can move. The straight wire will:
- Two coils are placed near each other. When the current in one coil is changed at the rate of 5 ~A / s , an…
More Electromagnetic Induction questions · Browse all practice questions