Quiz: Electrical Engineering 12 Apr 2021

Quiz: Electrical Engineering
Exam: UPMRC SC/TO
Topic: Miscellaneous

Each question carries 1 mark.
Negative marking: 1/3 mark
Time: 10 Minute

Q1. Determine the deflection factor (in V/m) of a CRO, when the deflection sensitivity of the CRO is 5 m/V.
(a) 0.25
(b) 0.35
(c) 0.20
(d) 0.40

Q2. A 10 Ω resistive load is to be impedance matched by a transformer to a source with 6250 Ω of internal resistance. The ratio of primary to secondary turns of transformer should be:
(a) 10
(b) 20
(c) 15
(d) 25

Q3. The mmf produced by interpole is proportional to
(a) Armature current
(b) Field current
(c) Armature voltage
(d) 1/field current

Q4. In a split phase induction motor, the running winding should have
(a) Low resistance and high inductance
(b) High resistance and low inductance
(c) Low resistance as well as low inductance
(d) High resistance as well as high inductance

Q5. Which one of the following statements is correct?
Corona loss increase with
(a) decreases in conductor size and increase in supply frequency
(b) increase in both conductor size and supply frequency
(c) decrease in both conductor size and supply frequency
(d) increase in conductor size and decrease in supply frequency

Q6. In a three-phase system, the relation V_L=V_ph is applicable to a __.
(a) star-connected without neutral point
(b) star-connected load
(c) both a and b
(d) delta-connected load

Q7. In a star connected three-phase balanced system. If the line current is 125A then the phase current is?
(a) 216.5 A
(b) 72.16 A
(c) 250 A
(d) 125 A

Q8. If the alternating current equation, is I = 64.8 sin 423t. what will be the average current?
(a) 41.21 A
(b) 67.45 A
(c) 5.99 A
(d) 56.78 A

Q9. For induction motors at low values of slip:
(a) The torque slip is approximately a hyperbola
(b) The torque slip is approximately a straight line
(c) The torque slip curve is at its maximum
(d) The torque slip is approximately a parabola

Q10. A generating station supplies the following loads 15000 kW, 8500 kW, 6000 kW and 450 kW. The station has maximum demand of 22000 kW. Calculate the diversity factor.
(a) 0.68
(b) 1.34
(c) 1.91
(d) 0.52

SOLUTIONS

×

Download success!

Thanks for downloading the guide. For similar guides, free study material, quizzes, videos and job alerts you can download the Adda247 app from play store.

[adda247_lead_form]

Leave a comment

Your email address will not be published. Required fields are marked *

Join India's largest learning destination

What You Will get ?

  • Job Alerts
  • Daily Quizzes
  • Subject-Wise Quizzes
  • Current Affairs
  • Previous year question papers
  • Doubt Solving session

Login

OR

Forgot Password?

Join India's largest learning destination

What You Will get ?

  • Job Alerts
  • Daily Quizzes
  • Subject-Wise Quizzes
  • Current Affairs
  • Previous year question papers
  • Doubt Solving session

Sign Up

OR
Join India's largest learning destination

What You Will get ?

  • Job Alerts
  • Daily Quizzes
  • Subject-Wise Quizzes
  • Current Affairs
  • Previous year question papers
  • Doubt Solving session

Forgot Password

Enter the email address associated with your account, and we'll email you an OTP to verify it's you.


Join India's largest learning destination

What You Will get ?

  • Job Alerts
  • Daily Quizzes
  • Subject-Wise Quizzes
  • Current Affairs
  • Previous year question papers
  • Doubt Solving session

Enter OTP

Please enter the OTP sent to
/6


Did not recive OTP?

Resend in 60s

Join India's largest learning destination

What You Will get ?

  • Job Alerts
  • Daily Quizzes
  • Subject-Wise Quizzes
  • Current Affairs
  • Previous year question papers
  • Doubt Solving session

Change Password



Join India's largest learning destination

What You Will get ?

  • Job Alerts
  • Daily Quizzes
  • Subject-Wise Quizzes
  • Current Affairs
  • Previous year question papers
  • Doubt Solving session

Almost there

Please enter your phone no. to proceed
+91

Join India's largest learning destination

What You Will get ?

  • Job Alerts
  • Daily Quizzes
  • Subject-Wise Quizzes
  • Current Affairs
  • Previous year question papers
  • Doubt Solving session

Enter OTP

Please enter the OTP sent to Edit Number


Did not recive OTP?

Resend 60

By skipping this step you will not recieve any free content avalaible on adda247, also you will miss onto notification and job alerts

Are you sure you want to skip this step?

By skipping this step you will not recieve any free content avalaible on adda247, also you will miss onto notification and job alerts

Are you sure you want to skip this step?