Physics A bimetal made copper and iron strips welded together is straight at room temperature. It is held vertically with iron strip towards left and copper strip towards right. If this bimetal is heated, it will Remain straight Bend towards left Bend towards right None of these Remain straight Bend towards left Bend towards right None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Who among the following developed the technology of underground nuclear explosion ? Dr. P. K. Iyengar Dr. Homi J. Bhabha Dr. Raja Ramanna Dr. Vikram Sarabhai Dr. P. K. Iyengar Dr. Homi J. Bhabha Dr. Raja Ramanna Dr. Vikram Sarabhai ANSWER DOWNLOAD EXAMIANS APP
Physics Planets are luminous heavenly bodies that twinkle luminous heavenly bodies revolving around a star non-luminous heavenly bodies luminous heavenly bodies that do not twinkle luminous heavenly bodies that twinkle luminous heavenly bodies revolving around a star non-luminous heavenly bodies luminous heavenly bodies that do not twinkle ANSWER DOWNLOAD EXAMIANS APP
Physics A boat loaded with rocks floats in the middle of a swimming pool. A man in the boat throws the rocks overboard. The level of water in the pool will Decrease Increase First decrease and then increase Remains the same Decrease Increase First decrease and then increase Remains the same ANSWER DOWNLOAD EXAMIANS APP
Physics Brightness of bulb depends on voltage or current? Current Both A & B None Voltage Current Both A & B None Voltage ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not true about X-rays? Travel with the speed of light Can affect photographic plates Have low penetrating power Can be reflected or refracted Travel with the speed of light Can affect photographic plates Have low penetrating power Can be reflected or refracted ANSWER DOWNLOAD EXAMIANS APP
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