Physics If ice floating on water in a vessel melts, the water level in the vessel ________ . First increases before decreasing Increases Does not change Decreases First increases before decreasing Increases Does not change Decreases ANSWER DOWNLOAD EXAMIANS APP
Physics What is the minimum distance (in metres) required to hear an echo? 13 21 10 17 13 21 10 17 ANSWER DOWNLOAD EXAMIANS APP
Physics Why the needle of iron swims on water surface when it is kept gently ? Due to its shape It will remain under the water, when it will displace more water than its weight The density of needle is less than that of water Due to surface tension Due to its shape It will remain under the water, when it will displace more water than its weight The density of needle is less than that of water Due to surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics In the absence of the earth's atmosphere, sky would appear White Black Deep red Blue White Black Deep red Blue ANSWER DOWNLOAD EXAMIANS APP
Physics Energy per unit volume is dimensionally equal to Pressure Density Force Work Pressure Density Force Work ANSWER DOWNLOAD EXAMIANS APP
Physics The work done by the string of a simple pendulum during one complete oscillation is equal to Potential energy of the pendulum Kinetic energy of the pendulum Total energy of the pendulum Zero Potential energy of the pendulum Kinetic energy of the pendulum Total energy of the pendulum Zero ANSWER DOWNLOAD EXAMIANS APP
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