Physics, 03.06.2020 13:15, zel117

If a wave has a speed of 100 m/s and a wavelength of 20 meters, what is the frequency?

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 01:50, ssuereichard

Aregion of space in which a measurable gravitational force is indicated by the force exerted on a test mass is called

Answers: 1

continue

Physics, 22.06.2019 19:00, bradleycawley02

What is the gravitational attraction between a dating couple whose centers of mass are 0.630 m apart if the boy weighs 715 n and the girl weighs 465 n?

Answers: 3

continue

Physics, 23.06.2019 00:40, bravomichelle75

Asteel tube (k=50 w/mk) of inner and outer diameter di = 20mm and do=26mm, respectively, is used to transfer heat from hot gases flowing over the tube (h-hot = 200w/m2k) to cold water flowing through the tube (h-cold = 8000 w/m2k). what is the cold-side overall heat transfer coefficient uc? to enhance heat transfer 16 straight fins of rectangular profile are installed longitudinally along the outer surface of the tube. the fins are equally spaced around the circumference of the tube, each having a thickness of 2mm and a length of 15mm. what is the corresponding overall heat transfer coefficient uc? *solve for uc in both cases*

Answers: 1

continue

Physics, 23.06.2019 01:40, coollid876

(8%) problem 12. a bowling ball of mass mb 3 kg 's rolled down the lane with a velocity ofy-2/ m s lt strikes a single remaining pin mp 0.93 kg head on. after the collision the bowling ball has a velocity (in the same direction) of v2 1.1 m/s. = ▲ 33% part (a) write an expression for the velocity of pin in the horizontal direction after the impact, im ,, 33% part (b) what is the pins speed in ms? 33% part (c) assuming the coefficient of friction s μ,-0.1. how far in meters could the pin slide before stopping if it doesn't topple?