Physics What type of simple machine is an axe? Lever Wedge The screw Both A & B Lever Wedge The screw Both A & B ANSWER DOWNLOAD EXAMIANS APP
Physics The wavelength at which the peak of intensity of blackbody radiation occurs Is the same at all temperatures Decreases with increase in temperature Increases with increase in temperature Does not follow any pattern as temperature changes Is the same at all temperatures Decreases with increase in temperature Increases with increase in temperature Does not follow any pattern as temperature changes ANSWER DOWNLOAD EXAMIANS APP
Physics The sensation of weightlessness in a spacecraft in an orbit is due to the Acceleration in the orbit which is equal to the acceleration due to gravity outside Presence of gravity outside but not inside the spacecraft Fact that spacecraft in the orbit has no energy Absence of gravity outside Acceleration in the orbit which is equal to the acceleration due to gravity outside Presence of gravity outside but not inside the spacecraft Fact that spacecraft in the orbit has no energy Absence of gravity outside ANSWER DOWNLOAD EXAMIANS APP
Physics Stars are held together by Electrical forces Ionic forces Gravitational forces Magnetic forces Electrical forces Ionic forces Gravitational forces Magnetic forces ANSWER DOWNLOAD EXAMIANS APP
Physics Why the needle of iron swims on water surface when it is kept gently ? It will remain under the water, when it will displace more water than its weight Due to its shape The density of needle is less than that of water Due to surface tension It will remain under the water, when it will displace more water than its weight Due to its shape The density of needle is less than that of water Due to surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics The sparkling of a diamond is due to Total internal reflection of light Interference of light Polarisation of light Refraction of light Total internal reflection of light Interference of light Polarisation of light Refraction of light ANSWER DOWNLOAD EXAMIANS APP
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