Physics, 05.10.2019 15:20 bobiscool3698
An airplane flies at 100km/h in still air. if it flies into a 10 km/h headwind, its groundspeed is
a) 100 km/h
b) 110 km/h
c) 120 km/h
d) 90 km/h
Answers: 1
Physics, 22.06.2019 03:30
The focal length of a relaxed human eye is approximately 1.7 cm. when we focus our eyes on a close up object, we can change the refractive power of the eye by about 16 diopters. (a) does the refractive power of our eyes increase or decrease by 16 diopters when we focus closely? explain. (b) calculate the focal length of the eye when we focus closely.
Answers: 3
Physics, 22.06.2019 18:00
Which is the most accurate name for the ionic compound cas?
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Physics, 22.06.2019 23:30
Aball of mass 0.3kg is released from rest at a height of 8m.how fast is it going when it hits the ground? accleration due to gravity is g=9.8m/s
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Physics, 23.06.2019 00:20
Abeam of electrons moves at right angles to a magnetic field of 4.5 × 10-2 tesla. if the electrons have a velocity of 6.5 × 106 meters/second, what is the force acting on the electrons? the value of q = -1.6 × 10-19 coulombs.
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An airplane flies at 100km/h in still air. if it flies into a 10 km/h headwind, its groundspeed is <...
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