Physics [NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension]: Questions 27 - 33 of 136
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Question 27
Question MCQ▾
An instrument used to measure humidity is
Choices
Choice (4) | Response | |
---|---|---|
a. | Thermometer | |
b. | Anemometer | |
c. | Pyrheliometer | |
d. | Hygrometer |
Question 28
Question MCQ▾
The orbital speed of Jupiter is
Choices
Choice (4) | Response | |
---|---|---|
a. | Zero | |
b. | equal to the orbital speed of the Earth | |
c. | less than the orbital speed of the Earth | |
d. | greater than the orbital speed of the Earth |
Question 29
Question MCQ▾
A current flows in a conductor from East to West. The direction of the magnetic field at a point above the conductor is
Choices
Choice (4) | Response | |
---|---|---|
a. | towards North | |
b. | towards West | |
c. | towards South | |
d. | towards East |
Question 30
Question MCQ▾
The lines of force of uniform magnetic field
Choices
Choice (4) | Response | |
---|---|---|
a. | must be convergent | |
b. | intersect | |
c. | must be parallel to each other | |
d. | must be divergent |
Question 31
Question MCQ▾
In a transformer, number of turns in the primary are 140 and that in secondary are 280. If current in primary is 4 A, then current in secondary is
Choices
Choice (4) | Response | |
---|---|---|
a. | 2A | |
b. | 10A | |
c. | 6A | |
d. | 4A |