Physics-
General
Easy
Question
The magnetic poles in the wire change with the direction of .......
- wire
- current
- both 1 and 2
- none
The correct answer is: current
Related Questions to study
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The unit of emf is ............
The unit of emf is ............
physics-General
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The total potential difference = ...... volt
The total potential difference = ...... volt
physics-General
physics-
The total p.d = .................. volt
The total p.d = .................. volt
physics-General
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The total p.d = ..................... volt
The total p.d = ..................... volt
physics-General
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Find the effective P. d
Find the effective P. d
physics-General
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physics-General
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Find the total emf
Find the total emf
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A cell in which chemical energy is directly converted into electric energy is called
A cell in which chemical energy is directly converted into electric energy is called
physics-General
physics-
............... is the path along which the current flows
............... is the path along which the current flows
physics-General
physics-
A fishing boat using sonar detects a fish 190m below it. How much time elapsed between sending the ultrasonic signal which detected the fish and receiving the signals echo? (speed of sound in sea water = 1520m/s)
A fishing boat using sonar detects a fish 190m below it. How much time elapsed between sending the ultrasonic signal which detected the fish and receiving the signals echo? (speed of sound in sea water = 1520m/s)
physics-General
physics-
In earthquakes ....... sounds are produced
In earthquakes ....... sounds are produced
physics-General
physics-
The frequency of a sound source is 10Hz. How many times does it vibrate in a minute ?
The frequency of a sound source is 10Hz. How many times does it vibrate in a minute ?
physics-General
physics-
When a wave is travelling from one medium to another which of the following changes
When a wave is travelling from one medium to another which of the following changes
physics-General
physics-
Atmosphere is transparent to ............. radiations
Atmosphere is transparent to ............. radiations
physics-General
physics-
In the propagation light wave, the direction of propagation of wave is perpendicular to....
In the propagation light wave, the direction of propagation of wave is perpendicular to....
physics-General
