Physics, 30.07.2021 16:40 Thickmadam57821
A biker travelling on a straight road passes a traffic signal with a velocity of 6 m/s and
accelerates uniformly for 3 seconds. Then he accelerates at triple the rate for 3 more seconds
and passes the second traffic signal with a velocity of 42 m/s. Find his speed 2 seconds after he
passes the first traffic signal
Answers: 3
Physics, 22.06.2019 00:00
Name three different units of energy used to measure heat and describe what type of situations each is usually used.
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Physics, 22.06.2019 16:50
Which best describes the first law of thermodynamics as compared to the second law of thermodynamics? a. the first law describes how thermal energy is conserved but not the direction it moves. b. the first law describes the direction thermal energy moves but not how it is conserved. c. the first law describes how thermal energy can be created but not how it can be destroyed. d. the first law describes how thermal energy can be destroyed but not how it can be created.
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By what factor does the drag force on a car increase as it goes from 65 to 110 km/h?
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Physics, 22.06.2019 19:30
The ability to make things happen is also called a. heat b. force c. matter d. energy
Answers: 2
A biker travelling on a straight road passes a traffic signal with a velocity of 6 m/s and
accele...
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