A turntable 45 cm in diameter starts from rest and makes its first complete revolution in 3.4 s with constant angular acceleration
If it maintains the same acceleration, how long will it take the turntable to make its second complete revolution?
1.4 s
You might also like to view...
____________________ are a form of dark matter that consists of very low mass stars and planets too faint to be seen
Fill in the blank(s) with correct word
What are the conditions necessary for a terrestrial planet to have a strong magnetic field?
A) a molten metallic core only B) fast rotation only C) a rocky mantle only D) both a molten metallic core and reasonably fast rotation E) both a metal core and a rocky mantle
In an apparatus such as that in the figure below, suppose the black disk is replaced by one with half the radius. Which of the following are different after the disk is replaced? ced current?
a)radiation pressure on the disk
b)radiation force on the disk
c)radiation momentum delivered to the disk in a given time interval
Which of these is not involved in the operation of lasers?
a. stimulated emission c. metastable state b. population inversion d. blackbody radiation