Question
Which of the following instrument is used to measure
heat radiation?Solution
Radio micrometer is used to measure heat radiation. Sphygomamometer is used to measure blood pressure. Barometer is used to measure atmospheric pressure and hygrometer is used to measure the humidity. Hence, option A is correct.
What type of radiation is produced by a hot object emitting energy? Â
The work done by a centripetal force on an object moving in a circular path is:
An object is placed at a distance of 10 cm in front of a double convex lens made of glass of refractive index 1.5. Both the radii of curvature of the le...
The apparent weight of a person in a lift moving downward with uniform acceleration is:Â
Magnetic susceptibility of a diamagnetic material is:
What is found in frequency modulation?
Which of the following is not an insulator?
How does the angle of minimum deviation of a glass prism of refractive index 1.5 change, if it is immersed in a liquid of refractive index 1.25?
Which of the following statements is incorrect for a Zener diode in breakdown region?
Which of the following waves require a medium to travel? Â
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