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State Faradays Law of Electromagnetic Induction

Faraday’s law of electromagnetic induction, also known as Faraday’s law, is the basic law of electromagnetism which helps us to... View Article

Mirage Is an Example of a) Reflection of Light & Refraction of Light B) Dispersion of Light C) Total Internal Reflection D) Refraction of Light & Total Internal Reflection of Light

The correct answer is option (D) Refraction of light and Total Internal Reflection of light Mirage is an example of... View Article

Which Photon Is More Energetic Red or Violet and Why

The Violet photon is more energetic than the red photon. Reason: The wavelength of violet light is smaller than red... View Article

How Is Solar Energy Better Than Thermal Power

Solar energy is better than thermal power for the following reasons: 1. Solar energy is renewable energy. Whereas thermal energy... View Article

Define the Term Specific Latent Heat of Fusion of Ice. State Its Si Unit

The specific latent heat of fusion of ice is defined as the quantity of heat required to convert the unit... View Article

The Sun’s Angular Diameter Is Measured To Be 1920 seconds. The Distance Of The Sun From The Earth Is 1.496 × 1011m. Find The Diameter Of The Sun.

Given data: D = 1.496 × 1011m theta = 1920 seconds The distance D from the Earth to the Sun... View Article

A Place Where Astronomical Observations Are Made Is Called______

Observatory The observatory is the place, which is mainly used for observation of natural phenomena including astronomical observations, celestial events... View Article

Explain How Does An Eye Lens Change Its Focal Length. How Does It Help In Seeing Near And Distant Objects ?

The ability of the eye lens to change its focal length is called accommodation. Ciliary muscles is an intrinsic muscle,... View Article

Write Two Differences Between Emf And Potential Difference

Electromotive force is defined as the electric potential produced by either an electrochemical cell or by changing the magnetic field.... View Article

Explain The Procedure Of Finding Specific Heat Of Solid Experimentally?

Specific heat is the quantity of heat required to raise the temperature of any substance by 1 degree Celsius. Specific... View Article

change the speed of 6 ms into kmh

Meters per second to kilometres per hour conversion, m/s to km/h. Because of the 3.6 conversion factor, 1 metre per... View Article

An Object Is Placed At A Distance Of 30Cm From A Concave Lens Of Focal Length 15Cm. List Four Characteristic (Nature, Position, Etc)Of The Image Formed By The Lens

The concave lens produces a virtual, erect diminished image. Using Real Is Positive RIP Convention, u=30 and f=-15 1/u +... View Article

The pressure of 1 g of an ideal gas A at 27∘C is found to be 2 bar. When 2 g of another ideal gas B is introduced in the same flask at the same temperature, the pressure becomes 3 bar. Find a relationship between their molecular masses?

Mass of gas A, WA = 1g Mass of gas B, WB = 2g The pressure exerted by the gas... View Article

Define the term displacement. Is it a vector quantity or a scalar quantity?

Displacement is the change in the position of an object. It can also be defined as a measure of the... View Article

Which Of The Following Is Heavily Doped (A)Photo Diodediode (B)Light Emitting (C) Zener Diode Solar Cell (D) All Of The Above

(A) Zener Diode (B) Light Emitting (C) Photo Diodediode (D) Both A and B The answer is (D) Both A... View Article

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