Ask a Doubt
Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 10 Answered

In a household ,5 tubelights of 40w are used for 5 hours and an electric press of 500w for 4 hours everyday.calculate the cost of using tubelights and electric press for 60 days, if the cost of 1 unit of electrical energy is Rs.2.50
Asked by Praveen Kumar | 12 Sep, 2013, 06:21: PM
Expert Answer
Units consumed by 5 tubelights is
 
Units consumed by electric press is
 
Thus, the total units consumed is 120 + 60 = 180 units.
 
Thus, the cost of operating the devices is
Answered by Romal Bhansali | 13 Sep, 2013, 10:01: AM
Multiple Choice Questions Practice Test Subjective Questions Webinar Subjective Questions Pre Board Assessment

Concept Videos

Application Videos

Answered Unanswered My Questions My Answers
CBSE 10 - Physics
active attachment
Asked by ruparus | 04 Nov, 2022, 09:52: PM
ANSWERED BY EXPERT
CBSE 10 - Physics
if one microampere current flows through a conductor for 10 seconds how many electrons will pass at the point of cross section
Asked by ruparus | 03 Nov, 2022, 10:02: PM
ANSWERED BY EXPERT
CBSE 10 - Physics
In a household five tube lights of 40 volt each are used for 5 hours and electric press of 500 volt for 4 hours everyday. Calculate the total energy consumed by the tubelight and press in a month of 30 days
Asked by ksheluka41 | 03 Nov, 2022, 05:33: PM
ANSWERED BY EXPERT
CBSE 10 - Physics
& Resistances of three resistors are given as R, = 10 2, R= 20 2 and R, = 30 12. Calculate the effective resistance when they are connected in series. Also calculate the current flowing when the combination is connected to a 6 V battery.
Asked by agrimabhatt | 01 Nov, 2022, 12:26: AM
ANSWERED BY EXPERT
CBSE 10 - Physics
What is the basic principle of Ohm's law?
Asked by sr558079 | 27 May, 2022, 01:40: PM
ANSWERED BY EXPERT
CBSE 10 - Physics
A wire of length 22.5 cm and resistance was 20 © and the diameter was 0. 3mm then what is the resistivity  of the material .  
Asked by hgiri2006 | 06 May, 2022, 10:28: PM
ANSWERED BY EXPERT
CBSE 10 - Physics
what is volt
Asked by dagurankur03 | 08 Apr, 2022, 09:56: AM
ANSWERED BY EXPERT
CBSE 10 - Physics
why does need to maintain the current in a given electric circuit by expanding its energy stored in it?
Asked by ragavarshinik07 | 30 Mar, 2022, 07:17: PM
ANSWERED BY EXPERT
CBSE 10 - Physics
formula of equivalent resistance in parallel and series'
Asked by priyatinsola02 | 20 Mar, 2022, 11:26: PM
ANSWERED BY EXPERT
CBSE 10 - Physics
what is formula for Resistance in series and parallel
Asked by topperlearningforcontent | 23 Feb, 2022, 11:34: AM
ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Season Break Offer!
Get 60% Flat off instantly.
Avail Now
×