Past Paper 2025 9th Class Karachi Board Physics English Medium Objective

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بسم الله الرحمن الرحيم

BOARD OF SECONDARY EDUCATION KARACHI

A.E/1/65/I/120425/M

S.S.C. 1st ANNUAL EXAMINATION - 2025

PHYSICS(THEORY) PAPER-I (طبعیات (نظریہ) پیپر-I)

CLASS IX-X (SCIENCE GROUP) (جماعت نہم - دہم (سائنس گروپ))

Max. Marks: 60          زیادہ سے زیادہ نمبر: 60

Time: 3 hours          وقت: 3 گھنٹے

SECTION "A"(COMPULSORY)

MULTIPLE CHOICE QUESTIONS (MCQs). MARKS:12

Note: (i) Attempt all the parts of this section. (ii) Do not copy down the part of question. Write only the answer against the proper number of the part according to the question paper. (iii) Each question carries 1 mark.

1. Choose the correct answer for each from the given options:

(i) Significant figures in 0.00109 are:
* 5    * 3
* 2    * 4

(ii) The shortest distance between two points is called:
* Diameter    * Displacement
* Speed    * Velocity

(iii) The mostly used scale for clinical measurements is:
* Celsius scale    * Kelvin scale
* Fahrenheit scale    * None of these

(iv) 1 atm =
* 1.013 × 102 Pa    * 1.013 × 102 Pa
* 1.013 × 105 Pa    * 1.013 × 10-5 Pa

(v) πr²h is formula of:
* Weight    * Momentum
* Power    * Volume

(vi) If a machine performs 300J of work in 15 seconds, then its power will be:
* 20 watt    * 300 watt
* 1500 watt    * 4500 watt

(vii) The S.I. unit of specific heat capacity is:
* Jkg-1K-1    * Jkg-1K
* Jkg-1K-2    * Jkg-2K2

(viii) Blowing up a balloon is an example of:
* pressure    * force
* power    * weight

(ix) If horizontal and vertical components of a force are 3N and 4N respectively, then magnitude of force will be:
* 0.5N    * 2.5N
* 5N    * 5.5N

(x) If the masses of two bodies and distance between them are tripled, then gravitation force will be:
* quadrupled    * doubled
* remain same    * halved

(xi) The quantity that measures the inertia of a body is:
* Mass    * Force
* Weight    * Friction

(xii) To reduce pressure on the students' shoulder, the shoulder pads of school bags should be:
* thin    * soft
* narrow    * wide

Page # 2 Physics I (Theory) Class IX-X

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