A wave is described by y = 10 sin (4.0pt – 6.0px). If the equation is in SI units with the units suppressed, what is its frequency?
a. 6.0 Hz
c. 3.0 Hz
b. 2/3 Hz
d. 2.0 Hz
D
You might also like to view...
What makes a star stop contracting?
A. The dust in it gets packed so tightly that it cannot continue to contract. B. Its gravity gets too strong for it to continue contracting. C. It gets hot enough that its pressure builds up, pushing back against the force of gravity. D. Its magnetic field pushes back against the force of gravity. E. It gets cool enough that it freezes, and the resulting ice is hard enough to push back against gravity.
What position shown is the moon at when we view it as full?
A. ‘above’ the Earth
B. On the far side of the Earth (relative to the Sun)
C. ‘below’ the Earth
D. On the side closest to the Sun
The Miller-Urey experiment relied on special conditions found only on Earth
Indicate whether the statement is true or false
Four resistors having resistances of 20 ?, 40 ?, 60 ?, and 80 ? are connected in series across an ideal 50-V dc source. What is the current through each resistor?
A) 0.25 A B) 0.50 A C) 0.75 A D) 2.0 A E) 4.0 A