How long will it take a 630 W motor to lift a 320 kg piano to a sixth-story window 14.0 m above?
How long will it take a 3000-W motor to lift a 405-kg piano to a sixth-story window 19.0 m above? Express your answer to three significant figures and include the appropriate units.
How long will it take a 2350 W motor to lift a 330 kg piano to a six story window locate 16.0 m a above ground? Express your answer in seconds.
How long will it take a 2150 W motor to lift a 310 kg piano to a six story window locate 16.0 m a above ground? Express your answer in seconds.
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8. A rectangular object has a mass of 0.8 kg and the following dimensions of length, width, and height: 1 = 10.0 cm, w = 3.0 cm and h = 2.0 cm. a) Calculate the density of this object in units of g/cm? Report your answer with the proper number of significant figures. (6 points) d=m:V 1kg = 1000 g b) Calculate the pressure that this object will exert on a surface placed so that...
PartA The two ropes seen in (Figure 1) are used to lower a 255 kg piano exactly 9 m from a second-story window to the ground How much work is done by tu? Express your answer in joules. W 2.0 104 Submit Previous Answers Request Answer X Incorrect: Try Again;9 attempts remaining Part B Figure 1 of 1 How much work is done by T1 Express your answer in joules. 1830 N 72 1295 N 45° T. 60° Submit Request...
The two ropes seen in (Figure 1) are used to lower a 255 kg
piano exactly 8 m from a second-story window to the ground.1. How much work is done by w⃗?2. How much work is done by T⃗1?3. How much work is done by T⃗2?
A 2.00-m long piano string of mass 10.0 g is under a tension of 320 N. Find the speed of a wave on this string. 253 m/s 358 m/s 506 m/s 80.0 m/s 126 m/s D View hint for Question 4
How much time in seconds would it take a 941 W motor to raise a 467 kg weight to a height of 47.3 meters?
7.38 Power Part A How long will it take an 992-kg car with a useful power output of 35.6 hp (1 hp 746 W) to reach a speed of 14.0 m/s, neglecting friction? Tries 0/10 Submit Answer Part B How long will this acceleration take if the car also climbs a 3.45-m high hill in the process? Tries 0/10 Submit Answer O 1998-2019 by Florida State University. All rights reserved The contents of this web site are for use by...
13. How much power does it take to lift 30.0 kg 10.0 m high in 5.00 s?