Physics Energy travels from Sun to Earth through Conduction Convection Radiation Modulation Conduction Convection Radiation Modulation ANSWER DOWNLOAD EXAMIANS APP
Physics Two metallic plate of equal thickness and coefficient thermal conductivity K1 and K2 put together face to face. A common plate is constructed. What is equivalent K? 2k1k2/k1+k2 None K1+k2/k1k2 K1k2/k1+k2 2k1k2/k1+k2 None K1+k2/k1k2 K1k2/k1+k2 ANSWER DOWNLOAD EXAMIANS APP
Physics If the length of a simple pendulum is halved then its period of oscillation is Increased by a factor 2 Decreased by a factor 2 Halved Doubled Increased by a factor 2 Decreased by a factor 2 Halved Doubled ANSWER DOWNLOAD EXAMIANS APP
Physics The ''Greenhouse effect' is mainly due to increase in atmospheric Carbon dioxide Nitrogen Sulphur dioxide Ozone Carbon dioxide Nitrogen Sulphur dioxide Ozone ANSWER DOWNLOAD EXAMIANS APP
Physics Least audible sound for most of the human ear is : 0.005 µ bar 0.0002 µ bar 5.0 µ bar 10.0 µ bar 0.005 µ bar 0.0002 µ bar 5.0 µ bar 10.0 µ bar ANSWER DOWNLOAD EXAMIANS APP
Physics An object covers distance which is directly proportional to the square of the time. Its accelaration is Increasing Constant Zero Decreasing Increasing Constant Zero Decreasing ANSWER DOWNLOAD EXAMIANS APP
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