NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Physics: Questions 586 - 589 of 5119
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Question 586
Question MCQ▾
In a moving coil galvanometer, the deflection of the coil θ is related to the electrical current i by the relation
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Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |
Question 587
Question MCQ▾
The straight long conductors AOB and COD are perpendicular to each other and carry current and . The magnitude of the magnetic induction at point P at a distance ‘a’ from the point O in a direction perpendicular to the plane ACBD is
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b. | ||
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Question 588
Question MCQ▾
A closed coil consists of 500 turns on a rectangular frame of area 4.0 cm2 and has a resistance of 50 ohm. The coil is kept with its plane perpendicular to a uniform magnetic field of 0.2 weber/meter2 . The amount of charge flowing through the coil if it is turned over (rotated through 180°) will be -
Choices
Choice (4) | Response | |
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a. | 1.6 × 10-19 C | |
b. | 1.6 × 10-9 C | |
c. | 1.6 × 10-3 C | |
d. | 1.6 × 10-2 C |
Question 589
Question MCQ▾
A current of 2.0 amp is flowing through a wire of length 50 cm. If this wire be placed at an angle of 60° with the direction of a uniform magnetic field of 5.0 × 10-4 N/Am the force on the wire will be,
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Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |