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ICSE Class 9 Answered

what is a vampire star
Asked by rajarambhoote | 25 Oct, 2017, 08:18: PM
answered-by-expert Expert Answer
In our galaxy, there are many massive stars which are close to one another some form a double star formation.
A massive star sucking all the mass and energy of a one or more companion star is called as vampire star.
Answered by Gajendra | 07 Dec, 2017, 03:11: PM

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ICSE 9 - Physics
552.3427×10^(-43) How to solve with process?  I was finding Force of gravitation between two electrons which masses 9.1×10^(-31)kg and both are at 1 fermi distance. And i ended up stucking here. Idk how to get the correct ans. Please help!!
Asked by cynthiapeter014 | 31 Aug, 2021, 09:58: AM
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ICSE 9 - Physics
Define universal gravitational constant , hence state its value of its SI unit
Asked by harshchaudhary8822.9sdatl | 25 Sep, 2020, 07:55: PM
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ICSE 9 - Physics
State Newton's law of gravitation.  
Asked by harshchaudhary8822.9sdatl | 25 Sep, 2020, 07:49: PM
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ICSE 9 - Physics
How does  acclelaration due to gravity varies at poles and at equator
Asked by harshchaudhary8822.9sdatl | 25 Sep, 2020, 06:30: PM
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ICSE 9 - Physics
Define universal gravitational constant , hence state its value of its SI unit
Asked by harshchaudhary8822.9sdatl | 25 Sep, 2020, 05:28: PM
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ICSE 9 - Physics
What are factors affecting the time period?
Asked by satvikakate97.9spicertl | 26 Aug, 2020, 06:27: PM
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ICSE 9 - Physics
About big bang theory. 😳😳
Asked by zimmylalwani9363.9sdatl | 24 May, 2020, 09:01: AM
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ICSE 9 - Physics
Why does gravity does not affect gas??????
Asked by mahaimilungleng64.10spicertl | 11 May, 2020, 12:04: PM
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ICSE 9 - Physics
What gravity can be increase or decrease by any mean. 
Asked by priyanshuraval1207.7sdatl | 21 Apr, 2020, 11:40: AM
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ICSE 9 - Physics
when a leaf and a cricket ball is dropped at the same time from the same height, why does the ball reach the ground first even though acceleration due to gravity is same? it is said that for anybody, irrespective of its mass has the same acceleration due to gravity
Asked by airadsouza3 | 17 May, 2018, 10:11: PM
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