What is the magnitude of the free-fall acceleration at a point that is a distance 2R above the surface of the Earth, where R is the radius of the Earth?
A. 4.8 m/s2
B. 1.1 m/s2
C. 3.3 m/s2
D. 2.5 m/s2
E. 6.5 m/s2
Answer: B
You might also like to view...
Three devices that use electromagnetic induction in their operation are __________, __________, and __________
Fill in the blank(s) with correct word
Wave Characteristics: How far does a beam of light travel in 2.0 ms? (c = 3.0 × 108 m/s)
A. 6.0 × 105 m B. 0.66 × 105 m C. 90 m D. 70 m E. 60 m
Thin Films: An oil film with refractive index 1.48 and thickness 290 nm is floating on water and illuminated with white light at normal incidence. What is the wavelength of the dominant color in the reflected light?
A. green (541 nm) B. blue-green (493 nm) C. violet (404 nm) D. yellow (572 nm) E. blue (470 nm)
A light bulb designed for use with AC would still work if hooked up to DC of the proper voltage
Indicate whether the statement is true or false