100 joule of heat is produced each second in a 4ohm resistance. Potential difference across the resistor

#Physics #Class 11

643 Views

100 joule of heat is produced each second in a 4ohm resistance. Potential difference across the resistor

Prince verma 5th Jun, 2019

Answer

Answer Later

Report

Answer (1)

Shoaib Akhtar 28th Jun, 2019

hi prince

from joules law ohheatinh

h=i^2RT

which indicates

H/T =V^2/R

100=V^2/4

V^2=400

V=20

i hope you have got your answer .it should be noted that the rate of the heat is given and not just the heat .further convert the current I in terms v/r in the above equations

Like Share

Related Questions

The resistance of a wire is 5 ohm at 50c and 6 ohm at 100c. The resistance of the wire at 0c will be

155 Views

I am in class 11 preparing for JEE 2023. What are the prerequisites for studying fluids, heat and thermodynamics, waves and sound, elasticity and SHM in Physics?

2941 Views

A particle moves in a circle with constantspeed of 15 m/sThe radius of the circle is 2mDetermine the centripetalacceleration of the particle

828 Views

A car moves in a circle at the constant speed of 50m/s and complete one revolution in 40s.Determine the magnitude of acceleration of the car

5866 Views

The closest distance of approach of an Alpha particle travelling with a velocity V towards a stationary nucleus is d for the closest distanc

3265 Views

Applications for Admissions are open.

University of Southampton Del...

Apply

B.Sc (Hons) Admissions 2025 Now Open | Ranked Among the Top 100 Universities in the World by QS World University Rankings 2025)

University of Southampton Del...

Apply

MSc Finance and MSc International Management Admissions 2025 Now Open | Ranked Among the Top 100 Universities in the World by QS World University R...

Chanakya University M.sc Admi...

Apply

Scholarships Available | Top notch Faculty

Ashoka University - Young Ind...

Apply

Interdisciplinary Courses | 80+ Prestigious Scholarship Awardees | Final Round Closes 24th March 2025

Amity University | B.Sc Admis...

Apply

Ranked amongst top 3% universities globally (QS Rankings)

Chandigarh University Admissi...

Apply

Ranked #1 Among all Private Indian Universities in QS Asia Rankings 2025 | Scholarships worth 210 CR

View All Application Forms

Trending Articles/News

Download the Careers360 App on your Android phone

Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile

150M+ Students

30,000+ Colleges

500+ Exams

1500+ E-books