## What happens if or electrical joint is loose, Physics

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What occurs if electrical connection or electrical joint is loose?

Ans: Because of loose connection at joints resistance at that point will increase thereby the I²R loses are more and develops heat. The total wiring may burn.

#### What point does the beam converge, Q. A beam of light converges at a point ...

Q. A beam of light converges at a point P. Now a lens is placed in the path of the convergent beam 12 cm from P. At what point does the beam converge if the lens is (a)a convex len

#### Complete spectrum of all forms of electromagnetic radiation, Q. Illustrate ...

Q. Illustrate that does the solar radiation contain a complete spectrum of all forms of electromagnetic radiation? Answer:- It is true that it does. It holds all the forms

#### Two forces p and 2p act on the particle, Two forces P & 2P act on the parti...

Two forces P & 2P act on the particle if the first is doubled & the second enhanced by 20N.The direction of the resultant remains unchanged. What is the value of P.

#### Explain air resistance force (fair), Air Resistance Force (Fair) : special ...

Air Resistance Force (Fair) : special type of frictional force that acts upon objects as they travel by the air. Force of air resistance is often observed to oppose the motion of a

#### Applications of superconductors, Applications of Superconductors - 1. El...

Applications of Superconductors - 1. Electrical Machines  2. Power Cables 3. Electro Magnets  4. Amplifiers 5. Cryotron 6. Magnetic Leviation 7. A 15 Phases

#### What is a power, Q. What is a power? Answer: That seat of EMF" rep...

Q. What is a power? Answer: That seat of EMF" reply is SO wrong. Not merely is the rate of charge delivery not power but a seat of EMF doesn't deliver charge. A seat of EM

#### When a body is said to be in motion, MOTION: A body is said to be in ...

MOTION: A body is said to be in motion if it alters its position with respect to its surroundings.

#### Poisson equation, Poisson equation (S.D. Poisson) It is the differentia...

Poisson equation (S.D. Poisson) It is the differential form of Gauss' law, such as, div E = rho,

#### Which has additional rotational kinetic energy, Which has additional rotati...

Which has additional rotational kinetic energy an object with a rotational inertia of 4 kg·m 2 and an angular velocity of 8 rad/s or else an object with a rotational inertia of 8

#### Scanning, Scanning is process of dividing an image on the screen into a lar...

Scanning is process of dividing an image on the screen into a large number of very small squares formed by sets of horizontal and vertical straight lines.   Iconoscope i

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