white light Is an electromagnetic wave
the prism has all the colours of the white light
different colours of white light travel with different speeds in glass
white light has undergone total Internal reflection in the prism
Correct answer is C
No explanation has been provided for this answer.
heat ----> Light----> Sound ----> Kinetic
Kinetic ----> Light ----> Heat ----> Electricity
heat ----> Kinetic ----> Electricity ----> Heat and Light
electricity ----> Kinetic ----> Heat ----> Light
Correct answer is C
The steam engine uses the Heat supplied from steam to supply kinetic energy into the generator which converts it to electricity to light the lamp, the lamp gives out light and heat as it works
What is the resultant resistance of the circuit in the image shown?
8Ω
11Ω
4Ω
3.6Ω
Correct answer is A
No explanation has been provided for this answer.
Which of the following does NOT describe the Image formed by a plane minor?
Erect
Laterally inverted
Same distance from mirror as object
Magnified
Correct answer is D
The image formed by a plane mirror is always virtual (the light rays do not actually come from the image), upright, and of the same shape and size as the object it is reflecting.
Which of the following is not true of an electrical charge?
Positive charge means deficit electrons
Negative charge means excess of electrons
electric current means movement of electrons
All of the above
Correct answer is D
No explanation has been provided for this answer.