Ask a Doubt
Request a call back

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

CBSE Class 10 Answered

Generally how much mark questions are asked from the chapter sources of energy.
Asked by sajal2402 | 23 Jan, 2019, 06:15: PM
answered-by-expert Expert Answer
Since the unit "Natural Resources" has got 7 marks, you can expect 2 to 3 marks from "Sources of Energy". The variation is from 1 marks to 2 marks.
Answered by Sivanand Patnaik | 24 Jan, 2019, 10:01: AM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
CBSE 10 - Physics
Please answer ... The hydroelectric capacity of Koyna dam is ______ a) 2400 MW  b) 1960 MW  c) 1900 MW  d) 1961 MW 
Asked by Shiwani.Sawant | 20 Mar, 2023, 02:53: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Physics
What is the detailed definition of Nuclear Fission? I tried understanding it with diagrams and I was unable to do so. Please help out if possible. Thank you.  
Asked by skvszerosix.zz | 04 Oct, 2022, 03:50: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Physics
what is photosynthesis
question image
Asked by sanjana6567 | 09 Feb, 2022, 01:49: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Physics
What is difference between melting and buring of wax
Asked by himanih100 | 13 Sep, 2021, 12:11: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Physics
explain geothermal energy?
Asked by krishaunadkatpremier123 | 21 Aug, 2021, 09:30: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Physics
name the device to produce electricity from fossil fuels
Asked by priyankastudiokumta | 04 Jul, 2021, 01:09: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Physics
The total amount of heat produced by a fuel having a calorific value of 20 kJ kg 1 was found to be 50,000 joules. How much fuel was burnt? 2500 kg 250 kg 25 kg 2.5 kg
question image
Asked by bharanidharan12062007 | 22 Mar, 2021, 02:27: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Physics
Generators producing  electricity are always positioned at a lower level than the base of the dams. Explain the reason.
Asked by madhumannaparambil | 22 Nov, 2020, 12:17: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Physics
What is bombarding with 'low energy neutrons'? ?
Asked by acshanadhana15 | 18 Sep, 2020, 08:14: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Physics
What is solar constant
Asked by acshanadhana15 | 09 Sep, 2020, 08:16: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×