A Flash Of Lightning Carries 10 C Of Charge Which Flows For 0.01 S. What Is The Current? If The Voltage Is 10 Mv, What Is The Energy?
(a) What Is The Current? (b) If The Voltage Is 10 Mv, What Is The Energy? Given data Q= 10Coulomb... View Article
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What Is The Conventional Direction Of The Flow Of Electric Current? How Does It Differ From The Direction Of Flow Of Electrons?
The conventional direction of current flow is in the opposite direction of electrons, i.e. from the positive terminal to the... View Article
Which Instrument Is Used To Measure Electric Current? How Should It Be Connected In A Circuit?
The instrument used to measure electric current is an ammeter. To measure electric current in a circuit, an ammeter must... View Article
Define Electric Current. What Is The Si Unit Of Electric Current?
Electric current is defined as the amount of charge flowing through a particular area in unit time. Electric current is... View Article
A Body Moving Uniformly Along a Circular Path Has
A body moving uniformly along a circular path has a constant speed. A circular motion is the movement of an... View Article
What Is the Relation Between SI and CGS Unit of Force?
The relation between SI and CGS unit of Force is: SI Unit of Force = 105 CGS unit of Force... View Article
The Dimensions of Latent Heat Are
The dimensional formula of latent heat is given by: [M0L2T-2] Where M, L and T are Mass, Length and Time... View Article
A Wire Suspended Vertically From One of Its Ends Is Stretched by Attaching a Weight of 200N to the Lower End. The Weight Stretches the Wire by 1mm. Then the Elastic Energy Stored in the Wire Is
A wire suspended vertically from one of its ends is stretched by attaching a weight of 200N to the lower... View Article
The Velocity of Sound Is Maximum In
The velocity of sound is maximum in solids. For example, the velocity of sound is maximum in iron, compared to... View Article
Light Is a Form Of
Light is a form of energy, which travels as a wave. Light has a dual nature. Sometimes it behaves like... View Article
Define a Rigid Body
The rigid body is defined as a body in which the distance between two points remains constant in time regardless... View Article
Define Snells Law of Refraction
The Snells law of refraction states that ‘the ratio of the sine of the angle of incidence to the sine... View Article
Define Standard Metre.
The standard meter is defined as the length of the path travelled by light in vaccum during a time interval... View Article
State the Basic Postulates of Bohrs Theory of Atomic Spectra.
The basic postulates of Bohr’s theory of atomic spectrum are: The electrons revolve around the nucleus in a certain selected... View Article
What happens to the resistance as the conductor is made thinner?
When the conductor is made thinner its resistance will increase. Explore more such questions and answers at BYJU’S.
Define The Unit Of Resistance?
The SI unit of resistance is the ohm. One ohm is the resistance offered by a conductor when the current... View Article
The Qualitative Definition Of Force Is Given By
According to newton’s first law of motion, the qualitative definition of force is defined as an object at rest will... View Article
An Example Of A Natural Magnet Is
An example of a natural magnet is a lodestone. It is also called magnetite. Other examples of the natural magnet... View Article
Is Work A Scalar Or A Vector Quantity
Work is a scalar quantity because work has only magnitude and no direction, so it is a scalar quantity. Explore... View Article
Ammeter Is Used To Measure
(A) Voltage (B) Current (C) Resistance (D) None of these The correct answer is option (B) Current. Ammeter is an... View Article
