Hamad Everyday Science Mcqs 19/08/2024 A. Dr Abdul Qadeer B. Riazuddin Siddiqui C. Ammar Muhammadi D. Dr Abdul Salam Related Mcqs: Which of the following atmospheric layers help in radio communication?A. Exosphere B. Ionosphere C. Troposphere D. Stratosphere E. Ozone layer... A body can escape the gravitational pull of the earth if it is thrown up with a velocity of?A. 25 miles per sec b ) 60 miles per sec C. 7 miles per sec D. 10 miles per sec E. None of these... Summer solstice means__________?A. longest day B. longest night C. smallest day D. none of these... Which of the following layers make radio transmission possible?A: Stratosphere B: Troposphere C: Ionosphere D: None of above... Dioptre is used to measure ?A: lens refractive power B: luminous intensity C: power D: distance of heavenly bodies...
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