The magnitude of the component of the force that does the work is 43.0 N. How much work is done on a bookshelf being pulled 5.00 m at an angle of 37.0 from the horizontal?
a. 172 J
b. 215 J
c. 129 J
d. 792 J
Ans: b. 215 J
Physics & Space Science
You might also like to view...
The Jurassic period is part of the ______________ era
Fill in the blank(s) with correct word
Physics & Space Science
Atmospheric refraction makes the daylight hours a bit
A) longer. B) shorter. C) longer in summer but shorter in winter.
Physics & Space Science
How big was the Virgo Cluster in size?
A.) 10^19 m. B.) 10^30 m. C.) 10^24 m. D.) 10^53 m. E.) 10^44 m.
Physics & Space Science
A metal bar is 20 cm long and has a rectangular cross-section measuring 1.0 cm × 2.0 cm. What is the voltage across its length when there is a 4000-A current through it? The resistivity of the metal is 1.68 × 10-8 ? ? m
A) 0.67 V B) 0.34 V C) 0.067 V D) 0.034 V
Physics & Space Science