Physics The electrical domestic tube light gives white fluorescent light because of Heavy current Vacuum inside the tube Colision between molecules of filled gas under electric current Falling of ultra violet rays on the white inner coating of the tube Heavy current Vacuum inside the tube Colision between molecules of filled gas under electric current Falling of ultra violet rays on the white inner coating of the tube ANSWER DOWNLOAD EXAMIANS APP
Physics Which electromagnetic radiation is used for satellite communication ? Radiowave Infrared Ultraviolet Millimeter wave Radiowave Infrared Ultraviolet Millimeter wave ANSWER DOWNLOAD EXAMIANS APP
Physics What type of lens is a magnifying glass? Diverging Achromatic Spherical Converging Diverging Achromatic Spherical Converging ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these is true of all simple machines? Work input > work output These make work easier None of these Both A & B Work input > work output These make work easier None of these Both A & B ANSWER DOWNLOAD EXAMIANS APP
Physics Shaving mirror is Concave Plane Parabolic Convex Concave Plane Parabolic Convex ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following device is best suited for measuring the temperature inside metallurgical furnaces? Thermistor Thermometer Thermocouple Pyrometer Thermistor Thermometer Thermocouple Pyrometer ANSWER DOWNLOAD EXAMIANS APP
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