Physics, 03.07.2019 22:20 maddielarman6483
Which of the following is not true for a spherical concave mirror? a. it cannot produce virtual images
b. its focal length is half its radius
c. its focal length is positive
d. it can produce upright images
Answers: 2
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Amodel rocket with a mass of 0.212 kg is launched into the air with an initial speed of 84 m/s. how much kinetic energy will the rocket have at a height of 214 m? assume there is no wind resistance. 634 j 303 j
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Physics, 22.06.2019 04:10
Atotal charge of –6.50 µc is uniformly distributed within a sphere that has a radius of 0.150 m. what is the magnitude and direction of the electric field at 0.300 m from the surface of the sphere? a) 2.89 × 105 n/c, radially inward b) 6.49 × 105 n/c, radially outward c) 4.69 × 105 n/c, radially inward d) 9.38 × 105 n/c, radially outward e) 1.30 × 106 n/c, radially inward
Answers: 3
Physics, 22.06.2019 16:30
Write a polynomial function with the given zeros x= -1,0,2show your work
Answers: 3
Which of the following is not true for a spherical concave mirror? a. it cannot produce virtual ima...
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