The document is a compilation of physics formulas relevant for Class X students, including equations for wave speed, frequency, acceleration due to gravity, and electric current. It covers various physical laws such as Coulomb's law and Ohm's law, along with concepts like capacitance and magnetic induction. The content is organized with each formula presented systematically, providing essential information for students' understanding of physics concepts.

1. GBSS NO.3 SHAH FAISAL COLONY NO.4 1
‫ومےل‬‫افر‬‫ےک‬‫زفسک‬
‫وسںی‬‫(د‬
‫ےئل‬‫ےک‬‫الس‬‫ک‬
)
‫اعدب‬‫دمحم‬
)‫زفسک‬‫الڈیئ‬‫پ‬‫سی۔یس(ا‬‫می۔ا‬‫ا‬
‫ڈ‬‫پ‬‫یب۔ا‬
‫وکسل‬‫ا‬‫ی‬‫دنکیسر‬‫ز‬‫ئ‬‫وبا‬‫ٹنمن‬‫وگر‬
‫ربمن‬
۳
‫ربمن‬‫اکولین‬‫لصیف‬‫ہ‬‫ا‬‫ش‬
۴
‫یچ‬‫رکا‬،

2. GBSS NO.3 SHAH FAISAL COLONY NO.4 2
PHYSICS FORMULAS FOR CLASS X
Physical Quantity
Symbol
Formula
S.
No.
)‫(دعتد‬
frequency
𝑓
𝑓 =
1
𝑇
1
)‫وہفق‬‫(دوری‬
Time period
𝑇
)‫راتفر‬‫یک‬‫(ومج‬
wave speed
𝑣
𝑣 = 𝑓λ
2 )‫(دعتد‬
frequency
𝑓
)‫ومج‬ ِ
‫(وطل‬
wave length
λ
)‫(دعتد‬
frequency
𝑓
𝑓 =
𝑛
𝑡
3 ‫دعتاد‬‫یک‬‫(وموجں‬
)
no. of waves or compressions
𝑛
)‫وتق‬‫(دراکر‬
time taken
𝑡
(
‫اک‬‫ڈنپومل‬
)‫وہفق‬‫دوری‬
Time period of pendulum
𝑇
𝑇 = 2𝜋√
𝑙
𝑔
4 )‫ابملیئ‬‫یک‬‫(ڈنپومل‬
length of pendulum
𝑙
)‫ارساع‬‫ی‬‫قل‬‫ث‬(
acceleration due to gravity
𝑔
)‫راتفر‬‫یک‬‫(آواز‬
speed of sound
𝑣
𝑣 = 331 × √
𝑇
273
5
)‫ںیم‬‫ولیکن‬‫رحارت‬‫(درہج‬
Temperature in kelvin
𝑇
)‫(افہلص‬
distance
𝑑
𝑑 = 𝑣 × 𝑡
6 )‫(راتفر‬
speed
𝑣
)‫وتق‬‫(دراکر‬
time taken
𝑡
)‫راتفر‬‫یک‬‫ومج‬‫(ربانقیسیط‬
speed of electromagnetic wave (light)
𝑐
𝑐 = 𝑓λ
7 )‫(دعتد‬
frequency
𝑓
)‫ومج‬ ِ
‫(وطل‬
wave length
λ
)‫امن‬‫(ااطعنف‬
refractive index
𝑛
𝑛 =
𝑠𝑖𝑛∠𝑖
𝑠𝑖𝑛∠𝑟
8 )‫ووقع‬‫(زاوہی‬
angle of incidence
∠𝑖
)‫ااطعنف‬‫(زاوہی‬
angle of refraction
∠𝑟
)‫امن‬‫(ااطعنف‬
refractive index
𝑛
𝑛 =
𝑠𝑖𝑛∠𝑟
𝑠𝑖𝑛∠𝑐
9 )‫ااطعنف‬‫(زاوہی‬
angle of refraction
∠𝑟
)‫افلص‬‫(زاوہی‬
critical angle
∠𝑐
)‫امن‬‫(ااطعنف‬
refractive index
𝑛
𝑛 =
𝑐
𝑣
10 )‫راتفر‬‫یک‬‫روینش‬‫(وہاںیم‬
speed of light in air
𝑐
)‫راتفر‬‫یک‬‫روینش‬‫ںیم‬‫(واےطس‬
speed of light in the medium
𝑣

3. GBSS NO.3 SHAH FAISAL COLONY NO.4 3
)‫امہکس‬ ِ
‫(وطل‬
focal length
𝑓
1
𝑓
=
1
𝑝
+
1
𝑞
11 )‫افہلص‬‫اک‬‫(مسج‬
object distance
𝑝
)‫افہلص‬‫اک‬‫(ہیبش‬
image distance
𝑞
)‫(ریبکت‬
Magnification
𝑀
𝑀 =
𝑞
𝑝
12 )‫افہلص‬‫اک‬‫(ہیبش‬
image distance
𝑞
)‫افہلص‬‫اک‬‫(مسج‬
object distance
𝑝
)‫امہکس‬ ِ
‫(وطل‬
focal length
𝑓
𝑓 =
𝑅
2
13
)‫اانحنء‬‫رطق‬‫(فصن‬
Radius of curvature
𝑅
)‫اطتق‬‫یک‬‫(دعےس‬
Power of lens
𝑃
𝑃 =
1
𝑓
14
‫امہکس‬ ِ
‫(وطل‬
‫ںیم‬‫رٹیم‬
)
focal length in meter
𝑓
‫ریبکت‬‫یک‬‫وخردنیب‬‫(اسدہ‬
)
of simple microscope
Magnification
𝑀
𝑀 = 1 +
𝑑
𝑓
15 near point of accommodation
𝑑
)‫امہکس‬ ِ
‫(وطل‬
focal length
𝑓
‫(رمبک‬
)‫ریبکت‬‫یک‬‫وخردنیب‬
of compound microscope
Magnification
𝑀
𝑀 =
𝐿
𝑓𝑜
(1 +
𝑑
𝑓𝑒
)
16
Distance b/w objective and eyepiece
)‫افہلص‬‫درایمین‬‫اک‬‫ہمشچ‬‫اور‬‫(داہہن‬
𝐿
focal length of objective )‫امہکس‬ ِ
‫وطل‬‫اک‬‫(داہہن‬
𝑓
𝑜
near point of accommodation
𝑑
focal length of eyepiece )‫امہکس‬ ِ
‫وطل‬‫اک‬‫(ہمشچ‬
𝑓
𝑒
)‫ریبکت‬‫یک‬‫وخردنیب‬‫(اسدہ‬
of compound microscope
Magnification
𝑀
𝑀 =
𝑓
𝑜
𝑓𝑒
17 focal length of objective )‫امہکس‬ ِ
‫وطل‬‫اک‬‫(داہہن‬
𝑓
𝑜
focal length of eyepiece ‫(ہمشچ‬
)‫امہکس‬ ِ
‫وطل‬‫اک‬
𝑓
𝑒
Coulomb’s Force )‫(وقت‬
𝐹
Coulomb’s law
𝐹 = 𝑘
𝑞1𝑞2
𝑟2
18
Coulomb's constant )‫لقتسم‬‫اک‬‫ب‬‫م‬‫ل‬‫(وک‬
𝑘
1st
charge )‫اچرج‬‫(الہپ‬
𝑞1
2nd
charge )‫اچرج‬‫(دورسا‬
𝑞2
Distance b/w charges )‫افہلص‬‫درایمین‬‫اک‬‫(اچروجں‬
𝑟
Electric field )‫دیمان‬‫(ربیق‬
𝐸
𝐸 =
𝐹
𝑞
19 Force )‫(وقت‬
𝐹
Charge )‫(اچرج‬
𝑞
Potential difference )‫رفق‬‫اک‬‫ل‬‫ش‬‫ن‬‫ی‬‫ٹ‬
‫(وپ‬
𝑉
𝑉 =
𝑊
𝑞
20 Work done )‫(اکم‬
𝑊
Charge )‫(اچرج‬
𝑞

4. GBSS NO.3 SHAH FAISAL COLONY NO.4 4
Capacitance )‫اجنگشئ‬‫ای‬‫س‬‫ن‬‫ی‬‫شن‬‫ن‬‫ی‬‫کن‬
(
𝐶
𝐶 =
𝑞
𝑉
21 Charge )‫(اچرج‬
𝑞
Potential difference )‫ڈرفیسنی‬‫ل‬‫ش‬‫ن‬‫ی‬‫ٹ‬
‫(وپ‬
𝑉
Equivalent Capacitance)‫اجنگشئ‬‫ای‬‫س‬‫ن‬‫ی‬‫شن‬‫ن‬‫ی‬‫کن‬
‫(اسموی‬
𝐶
For parallel combination
𝐶 = 𝐶1 + 𝐶2 + 𝐶3
22
1st
Capacitance )‫س‬‫ن‬‫ی‬‫ن‬‫ی‬‫س‬‫ن‬‫ی‬‫کن‬
‫(یلہپ‬
𝐶1
2nd
Capacitance )‫س‬‫ن‬‫ی‬‫ن‬‫ی‬‫س‬‫ن‬‫ی‬‫کن‬
‫(دورسی‬
𝐶2
3rd
Capacitance )‫س‬‫ن‬‫ی‬‫ن‬‫ی‬‫س‬‫ن‬‫ی‬‫کن‬
‫(رسیتی‬
𝐶3
Equivalent Capacitance )‫اجنگشئ‬‫ای‬‫س‬‫ن‬‫ی‬‫شن‬‫ن‬‫ی‬‫کن‬
‫(اسموی‬
𝐶
For series combination
1
𝐶
=
1
𝐶1
+
1
𝐶2
+
1
𝐶3
23
1st
Capacitance )‫س‬‫ن‬‫ی‬‫ن‬‫ی‬‫س‬‫ن‬‫ی‬‫کن‬
‫(یلہپ‬
𝐶1
2nd
Capacitance )‫س‬‫ن‬‫ی‬‫ن‬‫ی‬‫س‬‫ن‬‫ی‬‫کن‬
‫(دورسی‬
𝐶2
3rd
Capacitance )‫س‬‫ن‬‫ی‬‫ن‬‫ی‬‫س‬‫ن‬‫ی‬‫کن‬
‫(رسیتی‬
𝐶3
Electric current ‫(ربیق‬
)‫رکٹن‬
𝐼
𝐼 =
𝑞
𝑡
24 Charge )‫(اچرج‬
𝑞
time )‫(وتق‬
𝑡
Potential difference )‫ڈرفیسنی‬‫ل‬‫ش‬‫ن‬‫ی‬‫ٹ‬
‫(وپ‬
𝑉
Ohm’s law
𝑉 = 𝐼𝑅
25 Electric current )‫رکٹن‬‫(ربیق‬
𝐼
Resistance )‫س‬‫ن‬‫ی‬‫شن‬‫ث‬
‫رزی‬‫ای‬‫(زماتمح‬
𝑅
Heat )‫(رحارت‬
𝐻
Joule’s heat law
𝐻 = 𝐼2
𝑅𝑡
26
Electric current )‫رکٹن‬‫(ربیق‬
𝐼
Resistance ‫ر‬‫ای‬‫(زماتمح‬
)‫س‬‫ن‬‫ی‬‫شن‬‫ث‬
‫ز‬
𝑅
time )‫(وتق‬
𝑡
Resistance ‫ر‬‫ای‬‫(زماتمح‬
)‫س‬‫ن‬‫ی‬‫شن‬‫ث‬
‫ز‬
𝑅
𝑅 = 𝜌𝐿/𝐴
27
Resistivity )‫ونیع‬ِ‫تمح‬‫زما‬‫ای‬‫(رزویٹسیٹی‬
𝜌
Length )‫(ابملیئ‬
𝐿
Cross-sectional Area )‫رہبق‬‫اک‬‫رتاش‬‫(رعیض‬
𝐴
Equivalent Resistance )‫س‬‫ن‬‫ی‬‫سن‬
‫رز‬‫ای‬‫زماتمح‬‫(اسموی‬
𝑅
For series combination
𝑅 = 𝑅1 + 𝑅2 + 𝑅3
28
1st
Resistance )‫س‬‫ن‬‫ی‬‫سن‬
‫رز‬‫ای‬‫زماتمح‬‫(یلہپ‬
𝑅1
2nd
Resistance )‫س‬‫ن‬‫ی‬‫سن‬
‫رز‬‫ای‬‫زماتمح‬‫(دورسی‬
𝑅2
3rd
Resistance )‫س‬‫ن‬‫ی‬‫سن‬
‫رز‬‫ای‬‫زماتمح‬‫(رسیتی‬
𝑅3
Equivalent Resistance )‫س‬‫ن‬‫ی‬‫سن‬
‫رز‬‫ای‬‫زماتمح‬‫(اسموی‬
𝑅
For parallel combination
1
𝑅
=
1
𝑅1
+
1
𝑅2
+
1
𝑅3
29
1st
Resistance )‫س‬‫ن‬‫ی‬‫سن‬
‫رز‬‫ای‬‫زماتمح‬‫(یلہپ‬
𝑅1
2nd
Resistance )‫س‬‫ن‬‫ی‬‫سن‬
‫رز‬‫ای‬‫زماتمح‬‫(دورسی‬
𝑅2
3rd
Resistance )‫س‬‫ن‬‫ی‬‫سن‬
‫رز‬‫ای‬‫زماتمح‬‫(رسیتی‬
𝑅3

5. GBSS NO.3 SHAH FAISAL COLONY NO.4 5
Electric Power )‫اطتق‬‫(ربیق‬
𝑃
𝑃 = 𝐼𝑉
30 Electric current )‫رکٹن‬‫(ربیق‬
𝐼
Potential difference )‫ڈرفیسنی‬‫ل‬‫ش‬‫ن‬‫ی‬‫ٹ‬
‫(وپ‬
𝑉
Electric Power )‫اطتق‬‫(ربیق‬
𝑃
𝑃 =
𝑉2
𝑅
31 Potential difference )‫ڈرفیسنی‬‫ل‬‫ش‬‫ن‬‫ی‬‫ٹ‬
‫(وپ‬
𝑉
Resistance )‫س‬‫ن‬‫ی‬‫شن‬‫ث‬
‫رز‬‫ای‬‫(زماتمح‬
𝑅
Force )‫(وقت‬
𝐹
𝐹 = 𝐵𝐼𝐿 sin 𝜃
32
Magnetic field ‫ڈلیف‬‫(کٹینگیم‬
)‫دیمان‬‫انقمیسیط‬‫ای‬
𝐵
Electric current )‫رکٹن‬‫(ربیق‬
𝐼
Length of conductor(wire) )‫ابملیئ‬‫یک‬‫اتر‬‫ینعی‬‫(وملص‬
𝐿
Torque )‫(اٹرک‬
𝜏
𝜏 = 𝐵𝐼𝐴𝑁 cos 𝛼
33
Magnetic field )‫دیمان‬‫انقمیسیط‬‫ای‬‫ڈلیف‬‫(کٹینگیم‬
𝐵
Electric current )‫رکٹن‬‫(ربیق‬
𝐼
Area of conductor(coil) )‫رہبق‬‫اک‬‫(وکالئ‬
𝐴
No. of turns in coil (
)‫دعتاد‬‫یک‬‫رکچوں‬‫ںیم‬‫وکالئ‬
𝑁
secondary Voltage )‫ووجیٹل‬‫(ڈنکیسری‬
𝑉
𝑠
𝑉
𝑠
𝑉
𝑝
=
𝑁𝑠
𝑁𝑝
34
primary Voltage )‫ووجیٹل‬‫(رپارمئی‬
𝑉
𝑝
No. of turns on secondary coil ‫(ڈنکیسروکی‬
)‫دعتاد‬‫یک‬‫رکچوں‬‫ںیم‬‫الئ‬
𝑁𝑠
No. of turns on primary coil ‫(رپارمئوکی‬
)‫دعتاد‬‫یک‬‫رکچوں‬‫ںیم‬‫الئ‬
𝑁𝑝
Induced emf ‫افی‬‫امی‬‫ای‬‫(اڈنویڈس‬
)
𝜀
Faraday’s or Lenz's Law of
Electromagnetic Induction
𝜀 = −𝑁
𝑑𝛷𝐵
𝑑𝑡
35
No. of turns in coil (
)‫دعتاد‬‫یک‬‫رکچوں‬‫ںیم‬‫وکالئ‬
𝑁
Rate of change of magnetic flux ‫دبتیلی‬‫ںیم‬‫س‬‫ک‬‫ل‬‫ف‬‫(کٹینگیم‬
)‫رشح‬‫یک‬
𝑑𝛷𝐵
𝑑𝑡
Induced emf in secondary coil ‫وکالئ‬‫(ڈنکیسری‬
)‫افی‬‫امی‬‫ای‬‫اڈنویڈس‬‫یک‬
𝜀𝑠
𝜀𝑠 = −𝑀
∆𝐼𝑝
∆𝑡
36
Mutual inductance ‫(ویملچ‬
)‫س‬‫ن‬‫ی‬‫کن‬
‫ادن‬
𝑀
Rate of change of primary coil’s current
)‫رشح‬‫یک‬‫دبتیلی‬‫ںیم‬‫رکٹن‬‫ےک‬‫وکالئ‬‫(رپارمئی‬
∆𝐼𝑝
∆𝑡
no. of half lives )‫دعتاد‬‫یک‬‫الفئ‬‫اہف‬‫ینعی‬‫ایحت‬‫(فصن‬
𝑛
𝑛 =
𝑡
𝑇1/2
37 time interval )‫(وتق‬
𝑡
Half life )‫الفئ‬‫اہف‬‫ای‬‫ایحت‬‫(فصن‬
𝑇1/2
Remaining mass of sample ‫(ومنہن‬
‫لپمیس‬‫ینعی‬
)‫تیمک‬‫ابیق‬‫یک‬
𝑚𝑅
𝑚𝑅 = (
1
2
)
𝑛
× 𝑚𝑝
38 No. of half lives ‫الفئ‬‫اہف‬‫ینعی‬‫ایحت‬‫(فصن‬
)‫دعتاد‬‫یک‬
𝑛
Present mass of sample ‫(ومنہن‬
)‫تیمک‬‫وموجدہ‬‫یک‬
𝑚𝑝

6. GBSS NO.3 SHAH FAISAL COLONY NO.4 6
Remaining mass of sample )‫تیمک‬‫ابیق‬‫یک‬‫(ومنہن‬
𝑚𝑅
𝑚𝑅 = 𝑥 × 𝑚𝑝
39 Fraction of sample ‫(ومنہن‬
)‫رفنشکی‬‫اک‬
𝑥
Present mass of sample )‫تیمک‬‫وموجدہ‬‫یک‬‫(ومنہن‬
𝑚𝑝
final Activity )‫اویٹکییٹی‬‫(آرخی‬
𝐴2
OR
𝐴2 = 𝑥 × 𝐴1
40 Fraction of sample )‫رفنشکی‬‫اک‬‫(ومنہن‬
𝑥
Initial Activity )‫اویٹکییٹی‬‫(ادتبایئ‬
𝐴1
Fraction of sample )‫رفنشکی‬‫اک‬‫(ومنہن‬
𝑥
𝑥 = (
1
2
)
𝑛
41
No. of half lives )‫دعتاد‬‫یک‬‫الفئ‬‫اہف‬‫ینعی‬‫ایحت‬‫(فصن‬
𝑛
Fraction of sample )‫رفنشکی‬‫اک‬‫(ومنہن‬
𝑥
𝑥 =
𝐴2
𝐴1
42
Final Activity or decay rate of old sample
(
‫اویٹکییٹی‬‫آرخی‬
‫رپ‬‫ای‬
)‫رٹی‬‫ِےک‬‫ڈ‬‫اک‬‫ومنےن‬‫اےن‬
𝐴2
Initial Activity or decay rate of young sample
(
‫ےئن‬‫ای‬‫اویٹکییٹی‬‫ادتبایئ‬
)‫رٹی‬‫ِےک‬‫ڈ‬‫اک‬‫ومنےن‬
𝐴1
To be remembered
(‫افہلص‬‫اک‬‫ہیبش‬،‫ےئیل‬‫ےک‬‫ہیبش‬‫یقیقح‬
q
)
،
‫ےہ۔‬‫وہات‬‫تبثم‬
For real image, image distance (q) is +ve
‫اجمزی‬
‫افہلص‬‫اک‬‫ہیبش‬،‫ےئیل‬‫ےک‬‫ہیبش‬
(
q
)
،
‫یفنم‬
‫ےہ۔‬‫وہات‬
For virtual image, image distance (q) is -ve
(‫امہکس‬ ِ
‫وطل‬‫اک‬‫دعہس‬‫دحمب‬‫اور‬‫آہنیئ‬‫ر‬‫قع‬‫م‬
f
‫ےہ۔‬‫وہات‬‫تبثم‬،)
For concave mirror and convex lens, focal length (f) is +ve
‫ر‬‫قع‬‫م‬‫اور‬‫آہنیئ‬‫دحمب‬
(‫امہکس‬ ِ
‫وطل‬‫اک‬‫دعہس‬
f
‫یفنم‬،)
‫ےہ۔‬‫وہات‬
For convex mirror and concave lens, focal length (f) is -ve

7. GBSS NO.3 SHAH FAISAL COLONY NO.4 7
Some Units of Physical Quantities For Numericals
Unit
Symbol
Unit
Quantity
Symbol
Quantity
Hz
Hertz )‫ز‬‫ئ‬‫ر‬‫ہ‬(
𝑓
)‫(دعتد‬
frequency
s
second )‫(ڈنکیس‬
𝑇
)‫ہفق‬‫و‬‫ی‬‫ر‬‫و‬‫(د‬
Time period
m
meter )‫ر‬‫ٹ‬‫ی‬‫م‬(
λ
)‫ومج‬ ِ‫(وطل‬
wave length
s
second )‫(ڈنکیس‬
𝑡
time )‫ت‬‫ق‬‫(و‬
m
meter )‫ر‬‫ٹ‬‫ی‬‫م‬(
𝑙
Length )‫(ابملیئ‬
2
-
ms
meter per second squared )‫ڈنکیس‬‫رمعب‬‫یف‬‫ر‬‫ٹ‬‫ی‬‫م‬(
𝑔
)‫ع‬‫رسا‬‫ا‬‫ی‬‫قل‬‫ث‬(
acceleration due to gravity
k
kelvin )‫(ولیکن‬
𝑇
Temperature )‫ت‬‫ر‬‫رحا‬‫ہج‬‫ر‬‫(د‬
m
meter )‫ر‬‫ٹ‬‫ی‬‫م‬(
𝑑
)‫(افہلص‬
distance
1
-
ms
meter per second )‫ڈنکیس‬‫یف‬‫ر‬‫ٹ‬‫ی‬‫م‬(
𝑣
)‫اتفر‬‫(ر‬
speed
cm
centimeter )‫ر‬‫ٹ‬‫ی‬‫م‬‫(یٹنیس‬
𝑓
)‫کہ‬‫ش‬‫ام‬ ِ‫(وطل‬
focal length
Cm
centimeter )‫ر‬‫ٹ‬‫ی‬‫م‬‫(یٹنیس‬
𝑝
)‫افہلص‬‫اک‬‫(مسج‬
object distance
Cm
centimeter )‫ر‬‫ٹ‬‫ی‬‫م‬‫(یٹنیس‬
𝑞
)‫افہلص‬‫اک‬‫(ہیبش‬
image distance
cm
centimeter )‫ر‬‫ٹ‬‫ی‬‫م‬‫(یٹنیس‬
𝑅
)‫ء‬‫ا‬‫ی‬‫ح‬‫ن‬‫ا‬‫رطق‬‫(فصن‬
Radius of curvature
D
Diopter
𝑃
)‫ت‬‫ق‬‫طا‬‫یک‬‫(دعےس‬
Power of lens
cm
centimeter )‫ر‬‫ٹ‬‫ی‬‫م‬‫(یٹنیس‬
𝑑
)(
near point of accommodation
N
Newton )‫(ویننٹ‬
𝐹
Force )‫(وقت‬
2
/C
2
Nm
Newton-meter squared per coulomb
squared
𝑘
Coulomb's constant )‫لقتسم‬‫اک‬‫ب‬‫م‬‫ل‬‫(وک‬
m
meter )‫ر‬‫ٹ‬‫ی‬‫م‬(
𝑟
Distance b/w charges )‫افہلص‬‫ایمین‬‫ر‬‫د‬‫اک‬‫وجن‬‫(اچر‬
C
Coulomb )‫ب‬‫م‬‫ل‬‫(وک‬
𝑞
Charge )‫ج‬‫(اچر‬
v
volt )‫ت‬‫ل‬‫و‬‫(و‬
𝑉
Potential difference or voltage
)‫ق‬‫ر‬‫ف‬‫اک‬‫ل‬‫ش‬‫ن‬‫ی‬‫ئ‬
‫(وپ‬
J
Joule )‫(وجل‬
𝑊
Work done )‫(اکم‬
F
Farad )‫د‬‫(ریفا‬
𝐶
Capacitance )‫اجنگشئ‬‫ا‬‫پ‬‫س‬‫ن‬‫ی‬‫شن‬‫ن‬‫ی‬‫کن‬
(
A
Ampere )‫ر‬‫ٹ‬‫ی‬‫من‬‫ن‬
‫(ا‬
𝐼
Electric current )‫ت‬‫ئ‬‫رک‬‫یق‬‫ز‬‫ئ‬(
Ω
Ohm )‫مہ‬‫و‬‫(ا‬
𝑅
Resistance )‫س‬‫ن‬‫ی‬‫شن‬‫ث‬
‫ز‬‫ئ‬‫ر‬‫ا‬‫پ‬‫ب‬‫م‬‫ح‬‫ا‬‫ر‬‫م‬(
J
Joule )‫(وجل‬
𝐻
Heat )‫ت‬‫ر‬‫(رحا‬
Ω.m
Ohm-meter )‫ر‬‫ٹ‬‫ی‬‫م‬‫مہ‬‫و‬‫(ا‬
𝜌
Resistivity )‫ونیع‬ ِ
‫ب‬‫م‬‫ح‬‫ا‬‫ر‬‫م‬‫ا‬‫پ‬‫ویٹسیٹی‬‫ر‬‫(ر‬
2
m
meter squared )‫ر‬‫ٹ‬‫ی‬‫م‬‫(رمعب‬
𝐴
Area )‫ہبق‬‫(ر‬

8. GBSS NO.3 SHAH FAISAL COLONY NO.4 8
w
watt )‫ت‬‫ا‬‫(و‬
𝑃
Electric Power )‫ت‬‫ق‬‫طا‬‫یق‬‫ز‬‫ئ‬(
T
Tesla )‫ال‬‫ش‬‫ن‬‫پ‬(
𝐵
Magnetic field )‫ن‬‫دیما‬‫انقمیسیط‬‫ا‬‫پ‬‫ڈلیف‬‫ک‬‫ی‬‫ن‬‫ی‬‫گ‬‫ی‬‫م‬(
Nm
Newton-meter )‫ر‬‫ٹ‬‫ی‬‫م‬‫(ویننٹ‬
𝜏
Torque )‫ک‬‫ر‬‫ا‬‫(پ‬
v
volt )‫ت‬‫ل‬‫و‬‫(و‬
𝜀
Induced emf )‫فی‬‫ا‬‫می‬‫ا‬‫ی‬‫ا‬‫ویڈس‬‫ڈ‬‫پ‬‫(ا‬
W/s
Weber per second )‫ڈنکیس‬‫یف‬‫ربی‬‫(و‬
𝑑𝛷𝐵
𝑑𝑡
Rate of change of magnetic flux
)‫رشج‬‫یک‬‫دبتیلی‬‫ںیم‬‫س‬‫فلک‬‫ک‬‫ی‬‫ن‬‫ی‬‫گ‬‫ی‬‫م‬(
H
Henry )‫ی‬‫ر‬‫ٹ‬‫ی‬‫ہ‬(
𝑀
Mutual inductance )‫س‬‫ن‬‫ی‬‫کن‬
‫دن‬‫ا‬‫(ویملچ‬
A/s
Ampere per second )‫ڈنکیس‬‫یف‬‫ر‬‫ٹ‬‫ی‬‫من‬‫ن‬
‫(ا‬
∆𝐼𝑝
∆𝑡
Rate of change of primary coil’s current
)‫رشج‬‫یک‬‫دبتیلی‬‫ںیم‬‫ت‬‫ئ‬‫رک‬‫ےک‬‫لئ‬‫وکا‬‫رمئی‬‫(رپا‬
y, d etc
Years, days etc )‫ریغہ‬‫و‬‫ن‬‫د‬،‫ل‬‫(شا‬
𝑇1/2
Half life )‫الفئ‬‫اہف‬‫ا‬‫پ‬‫ایحت‬‫(فصن‬
Some important values for numericals
Value
Symbol
Quantity
2
-
ms
9.8
𝑔
Acceleration due to gravity )‫ارساع‬‫ی‬‫قل‬‫ث‬(
Coulomb
19
-
x 10
1.602
𝑞
Charge on electron )‫اچرج‬‫رپ‬‫(ارٹکیلان‬
2
/C
2
Nm
9
x 10
9
𝑘
Coulomb's constant )‫لقتسم‬‫اک‬‫ب‬‫م‬‫ل‬‫(وک‬
5730 years
𝑇1/2
Half-life of C-14