Physics The magnifying power of an astronomical telescope can be decreased by None of these Increasing the focal length of the eyepiece Decreasing the focal length of the eyepiece Increasing the focal length of the objective None of these Increasing the focal length of the eyepiece Decreasing the focal length of the eyepiece Increasing the focal length of the objective ANSWER DOWNLOAD EXAMIANS APP
Physics Ball pen functions on the principle of : Viscosity Surface tension Boyle's Law Gravitational force Viscosity Surface tension Boyle's Law Gravitational force ANSWER DOWNLOAD EXAMIANS APP
Physics Who enunciated the laws of planetary motion? Johannes Kepler Isaac Newton Galileo Nicolaus Copernicus Johannes Kepler Isaac Newton Galileo Nicolaus Copernicus ANSWER DOWNLOAD EXAMIANS APP
Physics The dimension of Planck constant equals to that of Energy Momentum Power Angular momentum Energy Momentum Power Angular momentum ANSWER DOWNLOAD EXAMIANS APP
Physics Light from the star, Alpha Centauri, which is nearest to the earth after the sun, reaches the earth in 4.2 years 4.2 seconds 42 years 42 seconds 4.2 years 4.2 seconds 42 years 42 seconds ANSWER DOWNLOAD EXAMIANS APP
Physics The speed of sound in air depends on Wavelength Frequency Temperature None of these Wavelength Frequency Temperature None of these ANSWER DOWNLOAD EXAMIANS APP
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