Physics The wavelength at which the peak of intensity of blackbody radiation occurs Does not follow any pattern as temperature changes Increases with increase in temperature Is the same at all temperatures Decreases with increase in temperature Does not follow any pattern as temperature changes Increases with increase in temperature Is the same at all temperatures Decreases with increase in temperature ANSWER DOWNLOAD EXAMIANS APP
Physics Two stones of unequal masses are thrown vertically up with the same velocity. Which of the following will happen? The heavier mass will reach greater height Both will reach the same height Any of them may reach greater height The lighter mass will reach greater height The heavier mass will reach greater height Both will reach the same height Any of them may reach greater height The lighter mass will reach greater height ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following never occurs singly in nature? Velocity Momentum Inertia Force Velocity Momentum Inertia Force ANSWER DOWNLOAD EXAMIANS APP
Physics What type of force acts on a car moving around a curve? Gravitational force Cohesive force Centrifugal force Centripetal force Gravitational force Cohesive force Centrifugal force Centripetal force ANSWER DOWNLOAD EXAMIANS APP
Physics Two metallic wires made from copper have same length but the radius of wire 1 is half of that of wire 2. The resistance of wire 1 is R. If both the wires are joined together in series, the total resistance becomes 5R/4 2R R/2 3R/4 5R/4 2R R/2 3R/4 ANSWER DOWNLOAD EXAMIANS APP
Physics In a railway track, two rails are joined end to end with a gap in between them because Accidents due to expansion in summer can be avoided Accidents due to contraction in winter can be avoided Air-gaps are necessary for bearing the weight of running train Steel can be saved Accidents due to expansion in summer can be avoided Accidents due to contraction in winter can be avoided Air-gaps are necessary for bearing the weight of running train Steel can be saved ANSWER DOWNLOAD EXAMIANS APP
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