Physics Ultra violet radiations of the Sun do not reach the earth because, earth's atmosphere is surrounded by Ozone Carbon dioxide Chlorine Ammonia Ozone Carbon dioxide Chlorine Ammonia ANSWER DOWNLOAD EXAMIANS APP
Physics A gas thermometer is more sensitive than a liquid thermometer because a gas : Is lighter than liquid Is easy to obtain Expands more than a liquid Does not change state easily Is lighter than liquid Is easy to obtain Expands more than a liquid Does not change state easily ANSWER DOWNLOAD EXAMIANS APP
Physics What will happen if an object is dropped from a height and there is no air resistance? Both speed and acceleration will increase Its acceleration will increase It will fall with a constant speed and acceleration Its speed will increase Both speed and acceleration will increase Its acceleration will increase It will fall with a constant speed and acceleration Its speed will increase ANSWER DOWNLOAD EXAMIANS APP
Physics The frequency of ultrasound wave is typically Below 02 kHz Above 20,000 kHz Above 20 kHz Below 20 kHz Below 02 kHz Above 20,000 kHz Above 20 kHz Below 20 kHz ANSWER DOWNLOAD EXAMIANS APP
Physics When the main switch of the house is put off it disconnects the Earth wire and the neutral wire Live wire only Live wire and the earth wire Live wire and the neutral wire Earth wire and the neutral wire Live wire only Live wire and the earth wire Live wire and the neutral wire ANSWER DOWNLOAD EXAMIANS APP
Physics The cover of a solar cooker is made of glass because It absorbs sun's rays It reflects sun's rays It retains the heat inside by the green house effect It rediates heat better than metals It absorbs sun's rays It reflects sun's rays It retains the heat inside by the green house effect It rediates heat better than metals ANSWER DOWNLOAD EXAMIANS APP
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