100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
MCQs with solutions of Alternating current for NEET/JEE & 12th boards $2.99   Add to cart

Other

MCQs with solutions of Alternating current for NEET/JEE & 12th boards

 6 views  0 purchase
  • Course
  • Institution

these are some Multiple choice questions with there answers of Alternating current for NEET/JEE or class 12th students. questions are divided into two docs part 1 and part 2.

Preview 1 out of 3  pages

  • November 23, 2021
  • 3
  • 2021/2022
  • Other
  • Unknown
avatar-seller
BEST MCQ TYPE QUESTIONS ON THE TOPIC ALTERNATING CURRENT
(PHYSICS) FOR NEET,JEE & BOARDS WITH SOLUTIONS (PART 2)
TOTAL QUESTIONS 15



Q1. The reactance of a 25 𝜇F capacitor at the ac frequency of 4000 Hz is

(a) 5/𝜋 ohm (b) √ 5/𝜋 ohm (c) 10 ohm (d) √10 ohm

Q2. The frequency for which a 5 𝜇F capacitor has a reactance of 1/1000 ohm is
given by

(a) 100 /𝜋 MHz (b) 1000/𝜋 Hz (c) 1/1000 Hz (d) 1000 Hz

Q3. An alternating e.m.f. is applied to purely capacitive circuit. The phase
relation between e.m.f. and current flowing in the circuit is or In a circuit
containing capacitance only

(a) e.m.f. is ahead of current by 𝜋/2 (b) Current is ahead of e.m.f. by 𝜋/2
(c) Current lags behind e.m.f. by 𝜋 (d) Current is ahead of e.m.f. by 𝜋

Q4. An e.m.f. 𝐸 = 4 𝑐os(1000𝑡) volt is applied to an 𝐿R −circuit of inductance 3
mH and resistance 4 ohms. The amplitude of current in the circuit is

(a) 4/ √7 A (b) 1.0 𝐴 (c) 4/ 7 A (d) 0.8 A

Q5. A capacitor has a capacitance of 1/𝜋 𝜇F. Find the reactance for a frequency
of

(i) 50 Hz (ii) And 106 Hz

Q6. A pure inductance of 1.0 𝐻 is connected across a 110 𝑉, 70 𝐻z source. Find
the

(a) reactance, (b) current, and (c) peak value of current.

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller tanujshrivastava. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $2.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

75759 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$2.99
  • (0)
  Add to cart