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7th Unit

10th class General Science Ch 7 (English Medium)

Here you can prepare 10th General Science chapter 7 online MCQ test with answers (Unit 7 Chemical reactions and their Practical Applications). Click the button for 100% free full practice test.

Matric Part 2/10th Class General Science Chapter 7 MCQ Test With Answer for Unit 7(Chemical reactions and their Practical Applications)

Matric Part 2/10th Class General Science Chapter 7 MCQ Test With Answer for Unit 7(Chemical reactions and their Practical Applications)

Sr. # Questions Answers Choice
1 The working principle of transformer:
  • A. Electromagnetic conduction 
  • B. Electrostatic induction 
  • C. Electric charge 
  • D. Neutralization 
2 A,C electric supply at homes:
  • A. 240 volt 
  • B. 50 volt 
  • C. 220 volt 
  • D. 1000 volt 
3 A device that decreases or increases the A.C voltage:
  • A. Transformer 
  • B. Ammeter 
  • C. Voltmeter 
  • D. Fuse 
4 The conductors having larges resistance are called:
  • A. Fuses 
  • B. Switches 
  • C. Resistors 
  • D. Capacitors 
5 V<sub>s</sub> / V<sub>p is equal to.</sub>
  • A. Vp / Vs
  • B. Np / Ns
  • C. Ns / Np
  • D. None
6 Ammeter is used to.
  • A. Measure the current
  • B. Detect the current
  • C. Measrue the voltage
  • D. None of them
7 The potential difference between tow paints in a circuit is measured by:
  • A. Galvanometer&nbsp;
  • B. Ammeter&nbsp;
  • C. Voltmeter&nbsp;
  • D. Multi - meter&nbsp;
8 The potential of the neutral wire is.
  • A. Zero
  • B. +220 volts
  • C. 220 volts
  • D. Changing
9 According to ohm's law , current and potential difference are:
  • A. Inversely proportional
  • B. Directly proportional
  • C. Equal
  • D. Non of the above
10 Multi - meter is an instrument which can be used to measure:
  • A. Resistance&nbsp;
  • B. Current&nbsp;
  • C. Potential difference&nbsp;
  • D. all of the above&nbsp;

Top Scorers of 10th Class General Science Unit 7 Chemical reactions and their Practical Applications English Medium KPK Boards Online Mcqs

Z

Zarif Sajidi

Lahore19 - Apr - 2023

11/15
03 Mins 19 Sec

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