AL Ghazali Guess Syllabus 10th class Physics

 


AL Ghazali Guess Syllabus 10th class Physics

This paper is Al Ghazali Guess Syllabus and Guess. Final exams Grade 10th is the annual test and going to be held in a few days. This is a sample paper test for the students of class 9th Urdu as well as English medium matric classes.

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Physics 10th              Nov.Test  2019        Total Marks = 50        Time Allowed:- 1 h & 50 min

Name

 

  Obtained Marks =

Roll No.

 

Q.No.1 Select the correct answer of the following.     (12)                                 Time:- 12 min

Sr#

     Questions

     A

   B

      C

     D

1

The half-life of certain isotopes is 12 hours. What is the quantity of the isotope after 2 days?  

 

One-half

 

One-quarter

 

One-eighth

 

One-sixteenth

2

The energy coming from the sun is the result of the fusion of ---- hydrogen nuclei into a helium nucleus

 

Two

 

Four

 

Eight

 

Three

3

The activity of a sample of radioactive bismuth decreases to one-eighth of the original activity in 15 days. What is the half-life of the sample?

  

 8 days

 

45 days

 

 60 days

 

5 days

4

The output of AND gate is ‘0’ when---

Both inputs are ‘0’

Both inputs are ‘1’

Any of its input ‘0’

Any of its input ‘1’

 5

The changes occurring in the digital signal are in a ---- manner.

Continuous

Not continuous

Varying

None of these

6

Walkthrough metal detectors work on the principle of ---

Mutual induction

Self-induction

Electrostatic induction

Electromagnetic induction

7

Weak ionic current in our body that travels along the nerve can produce -----

Electric effect

Magnetic effect  

A, B both

None of these

8

Which statement is true about the electric charge?

Unlike charges repel

Like charges attract

Single charge  exists

The single charge does not exist

9

If the safe use of 50 lamps of 18 watts is connected to a 220 V., what is the fuse rating in a circuit?

  

   50 W

 

    4.1 A

 

    18 W

 

   5 A

10

1000 watt is equal to ----

1 JS-1

   1 KWh

    1k JS-1

360 J

11

If N resistors of the same resistances are connected in parallel then the equivalent resistance is ---

Re

Re

 

     N

 

   R

12

The unit of e.m.f is ---

Joule

 Volt

Both

JV-1

 

                                AL Ghazali Smart Syllabus 10th class Physics

 

                                Physics 10th (Nov. Test 2019)

Q.no.2 Give short answers to any eleven questions(22)                                                                                                                   

(i) What is meant by e.m.f?

(ii) An energy saver of 50 W is used in your study room for 8 hours daily. Calculate the number of units consumed.

(iii)What is the difference b/w electronic current and conventional current? (iv)Define electric power and write down its formula.

(v)What is Faraday’s law of electromagnetic induction? 

(vi) What is Ohm’s law? Also, write down its limitations.

(vii)What do you understand by the term mutual induction?

(viii)Prove that Lenz’s law is the manifestation of the law of conservation of energy? (ix) Write down the names of five analogues and five digital devices.  

(x) Write down Fleming’s left-hand rule.

(xi) Give three reasons to support the evidence that cathode rays are negatively charged electrons.

(xii) What is a NAND gate. Show its symbol diagram.

(xiii)What is meant by thermionic emission?

(xiv)Define nuclear transmutations.

(xv) Define nuclear fusion.

(xvi) Write the alpha decay process for  234 91Pa. Identify the parent and daughter nuclei.

(xvii)What is Beta-decay? Write down its general equation and example.                                                                                                              

Q.No.3(a) Define and explain fission reaction. 

  (b) Ashes from a campfire deep in a cave show carbon -14 activity of only one-eighth the activity of fresh wood. How long ago was that campfire made?   

 Q.no. 4 (a) What is the series combination of resistors and also Discuss its main features.       

(b) By applying a P.D of 10 V across a conductor, a current of 1.5 A passes through it. How much energy would be obtained from the current in 2 minutes?                                                                                                     

 Q.No.5 (a) What is C.R.O? Explain it.      

(b) A power station generates 500 MW of electrical power which is fed to a transmission line. What current would flow in the transmission line, if the input voltage is 250 kV?              

 Note:- Attempt any two long questions.    (16)                

                                                                                                                                                 Physics 10th (Nov. Test 2019)

 

 

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