Question
How many agro climatic zones are in
India?Solution
1. Western Himalayan division 2. Eastern Himalayan division 3. Lower Gangetic plain region 4. Middle Gangetic plain region 5. Upper Gangetic plain region 6. Trans-Gangetic plain region 7. Eastern plateau and hill region 8. Central plateau and hill region 9. Western plateau and hill region 10. Southern plateau and hill region 11. East coast plain and hill region 12. West coast plain and hill region 13. Gujarat plain and hill region 14. Western plain and hill region 15. Island region
Which physical quantity has unit “Joule/second”? Â
In a closed organ pipe, the frequencies of vibration are in the ratio:
A coil takes 4 A from a 12 V DC source. When connected to a 12 V, 50 rad/s AC source, the current is 2.4 A. The inductance of the coil is:
What is the weight of a 10 kg object on Earth? (Take g = 9.8 m/s²) Â
Which property of a wave is related to its frequency? Â
In a convex lens, when the object is at infinity, then the position of image is ______.
Clear nights are colder than cloudy nights because of –
In which type of wave do the particles of the medium vibrate perpendicular to the direction of wave propagation? Â
A current of 5 A flows through a 10 Ω resistor. Find the voltage. Â
Sounds of frequencies less than about ______ vibrations per second cannot be detected by the human ear.
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