Hematite (Fe₂O₃) is one of the most abundant and economically significant iron ores. It is used extensively in the production of iron and steel, contributing to its prominence in the iron ore industry.
Which of the following rays are not deflected by a magnetic field?
In AC circuits, AC meters measure –
An athlete can jump farther by running before jumping due to which type of inertia?
A ray of light is incident on a transparent medium at an angle of 60°. The reflected ray of light is found to be completely Q.4 polarized. Then, the r...
If a medium has a critical angle for total internal reflection from the medium to vacuum as 90°, what is the velocity of light in the medium? (Take c =...
For CE-transistor amplifier, the audio signal voltage across the collected resistance of 3 k Ω is 3V. Assume the current amplification factor of the t...
Cryogenics is a branch of Physics that deals with what?
A wire with green plastic covering is typically used as which type of wire?
A train runs along an unbanked circular track of radius of 10 m at speed of 36 km/h. The mass of the train is 16 kg.
What is the an...
Which one of the following determines the sharpness of image in a camera?
