Science, asked by hshhjsh27gmailcom, 4 months ago

Electromagnets have following advantages over permanent magnets:

they can be turned ON and OFF.

The strength of the magnetic field can be varied.

Both of the above

None of the above

Answers

Answered by ritikthakur69

0

Answer:

the ans is

a) both of the above

Previous Question

Next Question

Similar questions

Math, 2 months ago

Point R on the coordinate grid below shows the location of a car in a parking lot. A second car needs to park 5 units above R to leave room for a utility truck. What are the coordinates of the location of the second car? A. (1, −2) B. (1, 3) C. (−4, −2) D.(−4, 3)...

Science, 2 months ago

explain daltons atomic theory what are its limitations ...

World Languages, 2 months ago

कार्य करोति (हस्त) उदाहरणम् - पुरूषः पुरूषः हस्तेन कार्य करोति। 1.शिशु दुग्धं पिबति। (चमस.) 2ममिनि अलंकार कराति। (आभूषणम्) 3.ललिता दीप प्रज्वालयति। (अग्निशलाका सीवनं करोति। (सीवनवन्न्) प्रगन १० कोष्टकस्य आचरेण वाक्याणि रचयतु...

Physics, 4 months ago

calculate how much volume of 8g.hydrogen gas occupies at STP...

Math, 4 months ago

எண்ணத்தில் மாசு அனைத்து சீரழிவுகளுக்கும் காரணம் கட்டுரை ...

Math, 9 months ago

sin(A-B)=3/5 and sin(A+B)=4/5.Find value of sin 2A?

Geography, 9 months ago

mind map of resources and development lesson ...

Math, 9 months ago

convert decimal into mixed fraction 6.4,8.36,4.275,25.06,7.004,2.052,3.108 if u know then only give proper answer and write all the steps ...