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ICSE Class 10 Answered

Pl. answer Qs. 5 of Chapter 2 - Work, Energy and Power of important questions given by you.
Asked by AMIT | 19 Mar, 2017, 10:11: PM
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Answered by Yashvanti Jain | 20 Mar, 2017, 12:17: PM

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ICSE 10 - Physics
Assertion (A): In real and Ideal conditions, work done by a mass tied at the end of a string, rotating uniformly in a circle, is zero. Reason (R): Work done is never zero in vacuum conditions. (a) Both (A) and (R) are true and (R) is the correct explanation of (A). (b) Both (A) and (R) are true but (R) is not the correct explanation of (A). (c) (A) is true but (R) is false. (d) Both (A) and (R) are false.
Asked by navycuber2738 | 29 Feb, 2024, 02:14: PM
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ICSE 10 - Physics
Hi, Solve this question. A car of mass 120 kg is moving at a speed 18 km/h and it accelerates to attain a speed of 54 km/h in 5 seconds. Calculate:  (a) the work done by the engine.  (b) the power of the engine.
Asked by anubhutiupadhaya | 18 Mar, 2023, 08:18: PM
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ICSE 10 - Physics
Please solve this.. Calculate the power spent by a crane while lifting a load of mass 2000 kg, at velocity of 1.5 m/s. (g = 10m * s ^ - 2)
Asked by sagarmishra | 18 Mar, 2023, 08:02: PM
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ICSE 10 - Physics
when the force is acted normally to the body then the workdone will be __________
Asked by diahant.taunk10 | 24 Nov, 2021, 08:46: AM
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ICSE 10 - Physics
1eV=HOW MANY JOULES  
Asked by ss130001.jashkaransingh | 14 Sep, 2021, 08:53: PM
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ICSE 10 - Physics
a coolie with a load of 30kg on his head, walks on the platform. if he walks a distance of 60m what is the work done by the coolie? how much energy is gained by a box of mass 20kg when a man runs carrying the box with a speed of 3m/s to catch the bus? what is the difference in the answers in these two questions? is the meaning the same, please explain.
Asked by saibaba1069 | 02 Apr, 2021, 08:40: PM
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ICSE 10 - Physics
what do you mean by one kilowatt hour
Asked by akash21gsk | 22 Jun, 2020, 08:16: PM
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ICSE 10 - Physics
How far must a 250 kg pile driver fall if it is to be capable of doing 12700 J of work?
Asked by snehalburud22.10spicertl | 11 Jun, 2020, 03:26: PM
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ICSE 10 - Physics
Derivation of w=mgh
Asked by sanjeevrao.2704 | 04 Jun, 2020, 08:43: AM
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ICSE 10 - Physics
A BULLET OF MASS 5g TRAVELS WITH A SPEED OF 500ms-1. IF IT PENETRATES A FIXED TRAGET WHICH OFFERS RESISTIVE FORCE OF 1000 N TO THE MOTION OF BULLET FIND THE SPEED WITH WHICH THE BULLET EMERGES OUT OF TARGET IF TARGET IS OF THICKNESS 0.5m
Asked by mpandey358246.mp | 05 May, 2020, 02:12: PM
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