Thank you for registering.

One of our academic counsellors will contact you within 1 working day.

Please check your email for login details.
MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping

What is energy?

What is energy?

Grade:12

1 Answers

SRINIDHI SRIRAM
38 Points
7 years ago
ENERGY - energy of a body is defined as its capacity to do work. it is a scalar quantity. UNIT OF ENERGY - as energy is defined as the amount of work that a body can do, so the unit of energy is same as that work.the SI unit of energy is joule(J). one joule of energy is the energy required to do 1 J of work. FORMS OF ENERGY - mechanical energy (kinetic and potential) , sound energy< heat energy , light energy , chemical energy, nuclear energy , electric energy , magnetic energy , solar energy , etc. LAW OF CONSERVAION OF ENERGY - Energy can neither be created nor destroyed. it can be transformed from one form to another. the total energy before and afterthe transformation always remains constant. POWER- the rate of doing work is called power WATT - it is the SI unit of power

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy

ASK QUESTION

Get your questions answered by the expert for free