Which instrument is used for viewing the sun?
A. Stroboscope B. Heliograph C. Solograph D. None of these
A. Stroboscope B. Heliograph C. Solograph D. None of these
A. Newton B. Newton-Meter C. Kilogram D. Meter
A. Hygrometer B. Hydrometer C. Ammeter D. Voltmeter
A. Degree of hardness of minerals B. Degree of viscosity of a liquid C. Degree of elasticity of a material D. Degree of brittleness of a substance
A. 100mm B. 200mm C. 50mm D. 10mm
A. Meter cube B. Cm cube C. mm cube D. Km cube
A. 1 Joule B. 1 erg C. 1HP D. 1 poise
A. Wind Velocity B. Air Pressure C. Wind Direction D. Humidity
A. Meter, liter and gramme B. Centimetre, kilograms and metric C. Kilogram, mass and energy D. Kelvin, cd and mole
A. Sigmund Frend B. Galileo C. Aristotle D. Fabrica