Science, asked by omkarsinghc, 1 year ago

please help me

what is the principle used in magnetic door alarm and explain it

hurry its urgent!!!!!!!!!!!!!

Answers

Answered by harshittotuka

0

magnetic force , as when the contract is broken the alarm rings

Previous Question

Next Question

Similar questions

Biology, 7 months ago

pseudopodia means,...,.....................

Math, 7 months ago

12, 15, 14,14, 16.12.10.1 का bhuलक जात कीजिए।...

Chemistry, 7 months ago

Electronegativity values of some elements are given H =2.20 O = 3.44 Mg = 1.31 On the basis of electronegativity values , identify the type of chemical bond H2O and MgO. Give reasons .

Biology, 1 year ago

Due to East which process is responsible for undergoing carbohydrates in flour?

Math, 1 year ago

the no. of. combinations of one or more letters of the letters of the word Mississippi...

Math, 1 year ago

what would be the decimal representation of 3 \ 5 terminating and non terminating...

English, 1 year ago

Do anyone here know about the poetic devices. Then explain squirrel's game having which poetic device?

Physics, 1 year ago

how many joules are in 1 KWh...