MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Types of Switches

Suggest any t...

Question

Suggest any two situations in which photocells can be used as automatic switches.

Open in App

Solution

Two used of photocells are:-
(i) In automatic night light.
(ii) Burgler alarms.

Suggest Corrections

thumbs-up

0

Similar questions

Q. Assertion :In street light circuits, photo-cells are used to switch on and off the lights automatically at dusk and dawn. Reason: A photocell can convert a change in intensity of illumination into a change in photocurrent that can be used to control lighting system.

Q. Two circular coils can be arranged in any of three situations as shown in the figure. Their mutual inductance will be:

While eating watermelons, all of us wish it was seedless. As a plant physiologist can you suggest any method by which this can be achieved.

Q. Which of the following can be used as a switch in an electric circuit?

Q. Two circular coil can be arranged in any of the three situations shown in figure. Their mutual inductance will be-

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

PHYSICS

Watch in App

explore_more_icon

Explore more

Types of Switches

Standard VII Physics

Join BYJU'S Learning Program

CrossIcon