mediumFPSCNTSCSSPPSCPhysics
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View all1The echo (reflected sounD. will be distinctly heard only at ordinary temperatures if the distance of the reflecting surfaces from the source of sound is at least ________?2The principle used in radar is the same as that of Sonar. In radar we use radio waves ; whereas in sonar we use ?3A body can escape the gravitational pull of the earth if it is thrown up with a velocity of?4The cracking sound heard when dry hair is combed with a hard rubber comb is due to_________?5The approximate intensity level of the sound which can cause damage to the ear drum is?6The waves which are used for line of sight (LOS) communication are called:
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Correct Answer: A: Saudi Arabia
Explanation: The correct answer is A: Saudi Arabia. Saudi Arabia is the largest producer of electricity in the Islamic world. The country has massive electricity generation capacity driven by its oil and gas resources and rapidly expanding renewable energy sector.
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- The echo (reflected sounD. will be distinctly heard only at ordinary temperatures if the distance of the reflecting surfaces from the source of sound is at least ________?
- The principle used in radar is the same as that of Sonar. In radar we use radio waves ; whereas in sonar we use ?
- A body can escape the gravitational pull of the earth if it is thrown up with a velocity of?
- The cracking sound heard when dry hair is combed with a hard rubber comb is due to_________?
- The approximate intensity level of the sound which can cause damage to the ear drum is?
- The waves which are used for line of sight (LOS) communication are called: