Physics Instrument for measuring blueness of the sky or ocean is called ________ Barometer Cyanometer Ceraunograph Bathymeter Barometer Cyanometer Ceraunograph Bathymeter 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 3R/4 R/2 5R/4 2R 3R/4 R/2 ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fiber works on the principle of Interference Total internal reflection Scattering Refraction Interference Total internal reflection Scattering Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics Planets are luminous heavenly bodies revolving around a star luminous heavenly bodies that do not twinkle non-luminous heavenly bodies luminous heavenly bodies that twinkle luminous heavenly bodies revolving around a star luminous heavenly bodies that do not twinkle non-luminous heavenly bodies luminous heavenly bodies that twinkle ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity required to place a vehicle in orbit around the moon is ________ that required to place it in orbit round the earth. Greater than or equal to Greater than Equal to Less than Greater than or equal to Greater than Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
Physics On which of the following techniques photostate machine works ? Electromagnetic Image— Making Electrostatic Image—Making Magnetic Image—Making Thermal Image—Making Electromagnetic Image— Making Electrostatic Image—Making Magnetic Image—Making Thermal Image—Making ANSWER DOWNLOAD EXAMIANS APP