Physics, 17.10.2021 07:00 xnadertheking
Trên đường thẳng có hai điểm A ,B cách nhau 1140 m . lúc 7h , Xe I từ A CĐNDĐ hướng đến B với gia tốc 0,1m/s^2 và vận tốc 2m/s . Sau khi xe I qua A được 1p thì xe II chuyển động qua B cùng chiếu với xe I CDĐ với gia tốc 0,05m/s^2 và vận tốc đầu 10m/s
Answers: 2
Physics, 22.06.2019 10:20
Electromagnetic induction. a coil of wire contains n turns and has an electrical resistance r. the radius of each turn is a. initially, inside the coil there exists a uniform magnetic field of magnitude b0 parallel to the axis of the coil. the magnetic field is then reduced slowly. the current induced in the coil is i. how long does it take for the magnitude of the uniform field to drop to zero?
Answers: 1
Physics, 23.06.2019 00:50
Which of the following examples illustrates static friction? a box sits stationary on a ramp. a ball rolling on the lawn eventually comes to rest. a car rounds a curve on a road. a fish swims upstream.
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Physics, 23.06.2019 01:00
What explosion in the upper solar atmosphere releases about as much energy as millions of 100-megaton hydrogen bombs exploding simultaneously?
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Physics, 23.06.2019 05:30
Organ systems work to maintain homeostasis by creating energy to allow systems to function, releasing hormones to create or end body reactions, and eliminating waste to prevent illness. t or f
Answers: 1
Trên đường thẳng có hai điểm A ,B cách nhau 1140 m . lúc 7h , Xe I từ A CĐNDĐ hướng đến B với gia tố...
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