Physics, 02.12.2020 14:00 bugsbunny27
5. Rashmi is watching her favourite TV show. Her grandmother asks her to look for her senga
which has fallen on the ground. Rashmi bringshermagnet and searches the neede
(a) Which property of magnet do you think helped Rashmi find the needle?
(b) Which value is displayed by Rashmi ?
Answers: 2
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What are similarities and differences between refraction, reflection, diffraction and absorption?
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Physics, 22.06.2019 19:40
12. a body is a particular amount of matter. it can be a solid, liquid or gas. it can be described as existing in a. size and shape. b. motion and force c. time and space. d. location and movement.
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Physics, 22.06.2019 21:00
What is the efficiency of an engine that does 80 j of work and exhausts 320 j of heat while taking in 400 j of heat ? a. 10% b. 20% c. 80% d. 25%
Answers: 1
Physics, 23.06.2019 00:00
A15,000 kg rocket traveling at +230 m/s turns on its engines. over a 6.0 s period it burns 1,000 kg of fuel. an observer on the ground measures the velocity of the expelled gases to be −1,200 m/s.
Answers: 3
5. Rashmi is watching her favourite TV show. Her grandmother asks her to look for her senga
which h...
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