The rigid body is defined as a body in which the distance between two points remains constant in time regardless of the external force. In other... View Article
The Snells law of refraction states that 'the ratio of the sine of the angle of incidence to the sine of the angle of refraction is constant for... View Article
The standard meter is defined as the length of the path travelled by light in vaccum during a time interval of 1/299792458 of a second.... View Article
The basic postulates of Bohr's theory of atomic spectrum are: The electrons revolve around the nucleus in a certain selected circular path is... View Article
The SI unit of resistance is the ohm. One ohm is the resistance offered by a conductor when the current passing through. It is one ampere and the... View Article
According to newton's first law of motion, the qualitative definition of force is defined as an object at rest will stay at rest and an object in... View Article
An example of a natural magnet is a lodestone. It is also called magnetite. Other examples of the natural magnet are pyrrhotite and ferrite.... View Article
Work is a scalar quantity because work has only magnitude and no direction, so it is a scalar quantity. Explore more such full forms, questions... View Article
(A) Voltage (B) Current (C) Resistance (D) None of these The correct answer is option (B) Current. Ammeter is an instrument, which is used... View Article
The dimensional formula for Youngs Modulus is [M1L-1T-2] Where, M = Mass L = Length T = Time Young’s Modulus (Y) = Linear Stress × [Linear... View Article
The electric current 'I' is defined as the amount of charge 'Q' that flows through a particular area of the cross-section in unit time 't'.... View Article
The objects that cannot emit light energy by themselves are called non-luminous objects. The earth and Moon are two examples of non luminous... View Article
The expression for the capacitance of parallel plate capacitor is explained as Place the two plates parallel to each other separated by a... View Article
(A) Ammeter And Voltmeter Should Be Connected In Series (B) Ammeter Should Be Connected In Series And Voltmeter In Parallel (C) Ammeter Should Be... View Article
(A) Its Area Of Cross-section (B) Density (C) Melting Point (D) Length Answer: (D) Length Explore more such questions and answers at BYJU'S.... View Article
