Suppose there are 3 molecules in a container. If each molecule has a 1-in-2 chance of being in the left half of the container, what is the probability that there are exactly 2 molecules in the left half of the container?
a. 1/2
b. 1/3
c. 1/8
d. 3/8
e. 3/5
D
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A light aircraft that weighs 1,600 N is accelerated at 8 m/s/s for 15 seconds. The work done on the aircraft is _________
Fill in the blank(s) with correct word
A double-slit experiment uses coherent light of wavelength 633 nm with a slit separation of 0.100 mm and a screen placed 2.0 m away
(a) How wide on the screen is the central bright fringe? (b) What is the distance on the screen between first-order and second-order bright fringes? (c) What is the angular separation (in radians) between the central maximum and the first-order maximum?
The support force on a 30-kg dog sleeping on the floor is
A) less than 300 N. B) about 300 N. C) more than 300 N. D) nonexistent while asleep.
Most glasses and some minerals exhibit a type of fracture characterized by nested and curved crack surfaces. What term describes this property?
What will be an ideal response?