CBSE Class 9 Answered
<div>What is the velocity of mass of 100g having K.E of 20J?</div>
<div>Please answer the question with proper explanation </div>
Asked by adityaahuja099 | 08 Nov, 2017, 10:52: AM
Expert Answer
100gm=0.1kg
KE=(1/2)xmv2
20=(1/2)x0.1xv2
20x2=0.1xv2
400=v2
v=20m/s
Answered by Gajendra | 04 Dec, 2017, 11:39: AM
Concept Videos
-
Kinetic Energy
Define energy and its forms: kinetic energy and potential energy, unit of ... -
Potential Energy
Define energy and its forms: kinetic energy and potential energy, unit of ... -
Work and Energy - Exam Decoded - 1
Define energy and its forms: kinetic energy and potential energy, unit of ...
Application Videos
-
This video describes the calculation of height at which the object is place... -
This video describes the calculation of ratios of potential energies using ... -
This video describes the calculation of ratios of kinetic energies of two b... -
This video explains the assertion reason based question based on the con...
-
This video explains the case study based question based on the units of ...
CBSE 9 - Physics
Asked by topperlearningforcontent | 31 Jan, 2022, 10:14: AM
ANSWERED BY EXPERTCBSE 9 - Physics
Asked by tajbindarkaurs | 14 Nov, 2021, 10:19: AM
ANSWERED BY EXPERTCBSE 9 - Physics
Asked by kaziryan.05 | 19 May, 2021, 07:43: AM
ANSWERED BY EXPERTCBSE 9 - Physics
Asked by parthmalikschool | 24 Nov, 2020, 12:45: AM
ANSWERED BY EXPERTCBSE 9 - Physics
Asked by swatipuspapatel | 31 May, 2020, 12:23: PM
ANSWERED BY EXPERTCBSE 9 - Physics
Asked by matoriark | 29 Mar, 2020, 02:21: PM
ANSWERED BY EXPERTCBSE 9 - Physics
Asked by aprameyachaubeycr7 | 23 Mar, 2020, 02:01: AM
ANSWERED BY EXPERTCBSE 9 - Physics
Asked by ujjwalsharma7667 | 28 Dec, 2019, 08:35: PM
ANSWERED BY EXPERTCBSE 9 - Physics
Asked by hy0831422 | 21 Dec, 2019, 11:37: AM
ANSWERED BY EXPERTCBSE 9 - Physics
Asked by shubhadanaik91 | 14 Nov, 2019, 09:02: PM
ANSWERED BY EXPERT