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Resistance

CBSE X Physics Electricity

how can we explain the difference between the resistivity and the resistance of the conductor?

Asked by 25th February 2008 7:02 PM
Answered by Expert

CBSE X Physics Electricity

Actully...i want to know that Why resistance is actually needed???

Asked by jazlene 12th March 2008 5:52 PM
Answered by Expert

CBSE X Chemistry

is power directly proportional to the resistence or inversely proportional to resistence?

Asked by 17th March 2008 3:05 PM
Answered by Expert

CBSE XII Science Physics Current Electricity

Please solve the following:
 

Asked by manasd 19th June 2016 6:55 PM
Answered by Expert

CBSE XII Science Physics Current Electricity

Please provide stepwise soln for this.

Asked by ayushi 3rd July 2016 8:01 PM
Answered by Expert

JEE Plances ALL Class Physics Current Electricity

If the resistance doubled it self what happens to new resistance? Sir i want detailed explanation

Asked by venkat 10th October 2017 1:29 PM
Answered by Expert

JEE Plances JEE (Main) Physics Current Electricity

Sir resistance doubled it self that line iam not understood iam not satisfy about your solution sir please explain it in proper way

Asked by venkat 10th October 2017 7:58 PM
Answered by Expert

JEE Plances ALL Class Physics Current Electricity

Which solution is correct sir?

Asked by venkat 6th November 2017 3:38 PM
Answered by Expert

CBSE VII Science Electric Current and its Effects

If the length of resistor is made double by keeping its area constant then what would be new resistance[where R is old resistance].

Asked by rkadpkdk 13th November 2017 8:15 PM
Answered by Expert

ICSE IX Physics Current Electricity

Why are metals cood conductors of electricity?Explain in terms of resistance.

Asked by dr_pradip27121972 17th November 2017 9:08 PM
Answered by Expert

ICSE X Physics Electrical Power and Household Circuits

How can an electric heater designed for 220 V be adopted for 110V without changing length of the coil and without change in consumed power
Plz answeer in simple language

Asked by lovemaan5500 1st December 2017 4:06 PM
Answered by Expert

ICSE X Physics

How external resistor  R is connected in parallel to the electrodes of the cell

Asked by lovemaan5500 4th January 2018 7:19 PM
Answered by Expert

ICSE X Physics

7th ques

Asked by lovemaan5500 13th January 2018 5:48 PM
Answered by Expert

ICSE X Physics

Explain briefly why the filament of an electric bulb is coiled.

Asked by bdroy_2014 1st February 2018 7:40 PM
Answered by Expert

CBSE X Physics Electricity

can you give a detailed explanation on formulae  r=p l/a i need the answer quickly before 02:00  

Asked by Anirudh 4th February 2018 11:11 AM
Answered by Expert

CBSE X Physics

Which has higher resistanc a 50W lamp bulb or a 25W lamp bulb and how many times ?

Asked by gpnkumar0 28th February 2018 10:21 PM
Answered by Expert

CBSE X Physics

Out of 60 W and 40 W lamps, which one has higher resistance when in use

Asked by gpnkumar0 28th February 2018 10:26 PM
Answered by Expert

JEE Plances JEE (Main) Physics

Find the value of R

Asked by venkat 28th February 2018 11:45 PM
Answered by Expert

JEE Plances JEE (Main) Physics

Find the value of x/5 from fig

Asked by venkat 1st March 2018 12:04 AM
Answered by Expert

ICSE X Physics

Give reasons for using  Copper in makin connectiong wires Tungsten in making filament of a bulb

Asked by lovemaan5500 13th March 2018 6:48 AM
Answered by Expert

ICSE X Physics

A wire of 9ohm having a lengh of 30 cm is tripled on itself  What is new resistance

Asked by lovemaan5500 13th March 2018 7:25 AM
Answered by Expert

CBSE X Physics

pls explain

Asked by gpnkumar0 14th March 2018 9:39 PM
Answered by Expert

CBSE X Science

Q . What is likely to happen and it would effect the value of resistance passing the current for a longer time ?

Asked by sucharitasahoo1 15th March 2018 3:16 AM
Answered by Expert

ICSE X Physics

A 10 ohm thick wire is stretched so that its lengh becomes 3 times  Calculate resistance oof new wire

Asked by lovemaan5500 15th March 2018 7:17 AM
Answered by Expert

CBSE X Physics

Please tell. 

Asked by riyamaths 30th May 2018 7:15 PM
Answered by Expert

CBSE X Physics

Please tell  

Asked by riyamaths 30th May 2018 7:16 PM
Answered by Expert

CBSE X Physics

Please answer ques 9 given on the photo. 

Asked by riyamaths 31st May 2018 8:18 PM
Answered by Expert

CBSE X Physics Electricity

State which has a higher resistance .A 50 Watt or a  25 Watt lamp .Also find the ratio of their resistances. 

Asked by riyamaths 1st June 2018 9:22 AM
Answered by Expert

CBSE X Physics

Area of cross section of a conductor is increased two times if its resistance is 20 ohm. Find the new resistance. 

Asked by agraharianiruddha 28th June 2018 4:54 PM
Answered by Expert

JEE Plances JEE (Main) Physics

Question 17

Asked by tiwarishubham635 15th July 2018 12:59 PM
Answered by Expert

JEE Plances JEE (Main) Physics

Ques 5 It is multiple answer ques with more than one options correct

Asked by rbhatt16 23rd August 2018 7:53 AM
Answered by Expert

NEET1 NEET1 Physics

If a copper wire is stretched to make it a cross-sectional radius 0.1% thinner than what is the percentage increase the resistance

Asked by 2238750243078948 31st August 2018 6:02 PM
Answered by Expert

ICSE X Physics

when radius of wire is doubled what will be the ratio between old and new resistance

Asked by bharadwajlucky26 14th September 2018 4:05 PM
Answered by Expert

ICSE X Physics

Derive the ratio between original and new resistance when a wire is tripled on itself?

Asked by bharadwajlucky26 14th September 2018 4:37 PM
Answered by Expert

ICSE X Physics

What will be the resistance of a 6m long wire  but with4times the area of cross section?

Asked by bharadwajlucky26 14th September 2018 4:39 PM
Answered by Expert

CBSE X Physics Electricity

how electricity passes through a area of cross section  

Asked by kiransudhakommuru 12th October 2018 2:37 PM
Answered by Expert

CBSE X Physics

Earth have how many capistance and resistance

Asked by Ankur.samanta777 2nd November 2018 12:51 AM
Answered by Expert

CBSE X Science

Solve them please:

Asked by guptaabhinav0809 23rd November 2018 10:42 PM
Answered by Expert

CBSE X Physics Electricity

What is resistivity 

Asked by gurpreetsandhu97793 29th November 2018 4:53 PM
Answered by Expert

CBSE X Physics Electricity

How solve problems related to resistance

Asked by randhirsingh 1st January 2019 6:36 PM
Answered by Expert

CBSE X Physics

answer pls fast

Asked by rs1702 4th January 2019 2:13 PM
Answered by Expert

NEET NEET Physics Current Electricity

Please answer the following question with explanation

Asked by deepakudgiri29 23rd January 2019 5:38 PM
Answered by Expert

Maharashtra X Science

Electric current creates heat in the resistor. Explain   

Asked by vijaywakude22 31st January 2019 8:37 PM
Answered by Expert

CBSE X Physics Electricity

A bulb is rated as 60W , 220V . what does it mean?

Asked by tannurocks1901 7th February 2019 6:59 PM
Answered by Expert

CBSE X Physics Electricity

Please answer asap.

Asked by sameekshyakar 8th February 2019 7:33 PM
Answered by Expert

IIT JEE Main Physics Current Electricity

The combined resistance of galvanometer of resistance 500 ohm and shunt is 25 ohm calculate the value of shunt

Asked by ashraf.ma4444 22nd February 2019 11:02 AM
Answered by Expert

CBSE X Physics Electricity

How will the resistance change if the length of the wire is doubled?

Asked by ms0851000 11th March 2019 6:55 PM
Answered by Expert

CBSE X Physics Electricity

How will the resistance of a wire change if the area of cross section of wire is increased to 3 times?

Asked by ms0851000 11th March 2019 7:03 PM
Answered by Expert

IIT JEE Main Physics Current Electricity

Plz explain me while solving it, that in final step how do we choose the final R,in final step for V=RI

Asked by vishakhachandan026 29th March 2019 4:12 PM
Answered by Expert

IIT JEE Main Physics Current Electricity

Explain it with reasons plz

Asked by vishakhachandan026 1st April 2019 8:31 AM
Answered by Expert

ICSE X Physics Current Electricity

please answer both of these question soon

Asked by defence 4th April 2019 7:20 PM
Answered by Expert

CBSE X Physics Electricity

Please find the attached question,

Asked by ajayrath7 6th April 2019 10:01 AM
Answered by Expert

CBSE X Physics

why is resistance directly proportional to the termperature ina conductor  

Asked by MUSKAN 1st May 2019 8:32 PM
Answered by Expert

NEET NEET Physics

How to solve Q63

Asked by tps.mjmdr 16th May 2019 10:24 PM
Answered by Expert

CBSE XII Science Physics

find unknown resistance X, if no current flows through AO

Asked by shaileshbhagat82816 21st May 2019 9:45 PM
Answered by Expert

CBSE X Physics

An electric bulb and heater are rated as (100watt-220volt) and (1000 watt-220v) respectively . Compare their resistance.

Asked by Anjukayal86477 23rd May 2019 2:38 PM
Answered by Expert

CBSE X Physics

Difference between resistance and resistivity

Asked by adityarajni6 23rd May 2019 9:12 PM
Answered by Expert

CBSE XII Science Physics Current Electricity

how to find range of galvanometer when current and resistance is given  

Asked by krvrvijai 27th May 2019 2:05 PM
Answered by Expert

IIT JEE Main Physics Current Electricity

GIVE THE EFFECTIVE RESISTANCE BETWEEN   A   and   B   ( all resistance in the figure are 16 ohm ) OPTIONS  1) 1 ohm 2) 2 ohm 3) 3 ohm 4) 4 ohm

Asked by ranjan.rr366 27th May 2019 9:12 PM
Answered by Expert

CBSE X Physics Electricity

To find rarional btw potential difference and current   

Asked by Gaganyadav0037 3rd June 2019 5:30 PM
Answered by Expert

CBSE X Physics Electricity

what is difference between resistance and resistivity

Asked by ashishaman25082004 21st June 2019 2:17 PM
Answered by Expert

NEET NEET Physics Current Electricity

Please explain Ans is 8 ohm

Asked by valavanvino1011 28th June 2019 9:06 PM
Answered by Expert

CBSE XII Science Physics

Find the resistance between the points : 1) A and B  2) A and C

Asked by prakriti12oct 17th July 2019 9:11 PM
Answered by Expert

NEET NEET Physics

Length of wire L and its resistance is R now length is increased by 10 time than resistance becomes 100 ohm than the value of R=?

Asked by Arjanmodhwadiya15 17th July 2019 10:49 PM
Answered by Expert

CBSE XII Science Physics

Find the equivalent resistance between the points a and b 

Asked by prakriti12oct 18th July 2019 9:10 AM
Answered by Expert

NEET NEET Physics

Which is correct graph

Asked by Prashant DIGHE 18th July 2019 5:18 PM
Answered by Expert

NEET NEET Physics

What is value of R

Asked by Prashant DIGHE 19th July 2019 5:09 PM
Answered by Expert

NEET NEET Physics

What is the value of R

Asked by Prashant DIGHE 22nd July 2019 3:45 PM
Answered by Expert

ICSE IX Physics

determine the resistance of a copper wire having a length of 1 km and diameter of 0.5 mm  

Asked by mintosingh935 23rd July 2019 8:50 PM
Answered by Expert

IIT JEE Main Physics

Solve

Asked by adjacentcalliber10 25th July 2019 12:46 PM
Answered by Expert

IIT JEE Main Physics

Urgent! please solve the problem in the given image with steps.

Asked by miaowmira1900 12th August 2019 1:21 AM
Answered by Expert

CBSE XII Science Chemistry Electrochemistry

Plz answer 3.14 

Asked by lovemaan5500 13th August 2019 5:47 PM
Answered by Expert

IIT JEE Main Physics

Please solve the problem in the picture as soon as possible.... with  steps.

Asked by miaowmira1900 16th August 2019 1:35 AM
Answered by Expert

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