Physics Which of the following options correctly explains the term heat budget? It is the amount of heat which the surface of earth receives from the sun. It is the balance between incoming and outgoing radiation It is the radiation from the earth in the form of long waves. It is a mode of transfer of heat through matter by molecular activity. It is the amount of heat which the surface of earth receives from the sun. It is the balance between incoming and outgoing radiation It is the radiation from the earth in the form of long waves. It is a mode of transfer of heat through matter by molecular activity. ANSWER DOWNLOAD EXAMIANS APP
Physics The rice is cooked more quickly in a pressure cooker because Water boils at a higher temperature under pressure. None of these It is covered. Less quantity of water is used. Water boils at a higher temperature under pressure. None of these It is covered. Less quantity of water is used. ANSWER DOWNLOAD EXAMIANS APP
Physics Solids which conduct electricity at higher temperature but not at lower temperature are called Metallic-conductor Super-conductor Insulator Semi-conductor Metallic-conductor Super-conductor Insulator Semi-conductor ANSWER DOWNLOAD EXAMIANS APP
Physics One watt-hour is equivalent to 6.3 x 10-7 J 3.6 x 10-3 J 3.6 x 103 J 6.3 x 103 J 6.3 x 10-7 J 3.6 x 10-3 J 3.6 x 103 J 6.3 x 103 J ANSWER DOWNLOAD EXAMIANS APP
Physics The locomotion of insects to the source of light is called : Thermotactic Phototactic Hydrotropic Phototropic Thermotactic Phototactic Hydrotropic Phototropic ANSWER DOWNLOAD EXAMIANS APP
Physics An electron and a proton starting from rest get accelerated through potential difference of 100 kV. The final speed of the electron and the proton are Ve and Vp respectively. Which of the following relations is correct? Ve > Vp Ve = Vp Ve < Vp Cannot be determined Ve > Vp Ve = Vp Ve < Vp Cannot be determined ANSWER DOWNLOAD EXAMIANS APP
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