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
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Clothes dryer uses about 7 amps of current from a 240 volt line. how much power does it use?
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Arunner is training for an upcoming marathon by running around a 100-m-diameter circular track at constant speed. let a coordinate system have its origin at the center of the circle with the x-axis pointing east and the y-axis north. the runner starts at (x, y) = (50 m, 0 m) and runs 2.5 times around the track in a clockwise direction.
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Acoil suspended freely, points in some direction when no current is passed through it . can you tell what will happen when a current is passed though it?
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Adisk with a radius of r is oriented with its normal unit vector at an angle q with respect to a uniform electric field. which of the following would result in an increase in the electric flux through the disk? check all that apply? a. increasing the area of the disk b. decreasing the given orientation angle of the disk c. decreasing the strength of the electric field d. increasing the given orientation angle of the disk, but not exceeding an angle of 90
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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