The tip of the needle of a sewing machine executes simple harmonic motion with an amplitude of 1.2 cm and an angular frequency ? = 62 rad/s. What is the total distance traveled by the needle in 1.9 s?
A)
27 cm
B)
40 cm
C)
1.1 cm
D)
90 cm
E)
140 cm
D
You might also like to view...
How does the fraction of oxygen in Earth's atmosphere today compare to what it was 3 billion years ago?
a. It has significantly declined. b. It has significantly increased. c. It kept increasing up to 2 billion years ago but has been declining ever since. d. It hasn't changed.
Which of the following can be described as the totality of all space, time, matter, and energy?
A) The universe B) Astronomy C) The Milky Way D) The Earth E) The solar system
The total number of protons and neutrons in the nucleus of an tom is referred to as its
A) atomic mass number B) average atomic mass C) proton number D) atomic number
Where on Earth would you be if Polaris were directly overhead?
A) North Pole B) Arctic Circle C) Tropic of Cancer D) Equator E) It lies overhead everywhere on Earth.