+1-415-670-9189
info@expertsmind.com
Determine the height from which the rock was thrown
Course:- Mechanical Engineering
Reference No.:- EM13706690





Expertsmind Rated 4.9 / 5 based on 47215 reviews.
Review Site
Assignment Help >> Mechanical Engineering

A rock is thrown straight down from the top of a cliff overlooking a canyon with an initial velocity 60 ft/sec and it hits the bottom of the canyon in 9 seconds. Determine:

a) The height from which the rock was thrown

b) The velocity of the rock when it hits the bottom




Put your comment
 
Minimize


Ask Question & Get Answers from Experts
Browse some more (Mechanical Engineering) Materials
If the water exiting each of the three channels is collected and mixed in a single container, calculate the average flow rate through each of the three channels and the aver
Calculate the appropriate speed (in RPM) and table feed rate (in inches per minute) for face milling 1212 steel (Hb 125) with a 3 inch diameter, 8 tooth, coated carbide cutter
A worker in factory wants to load a cylindrical specimen of metal alloy in compression. The elastic and shear modulus for this alloy is 105GPa and 39.7 GPa, respectively. If i
A block and tackle system with nine supporting strands is used to lift a metal lathe in a manufacturing plant. The motor being used to wind the cable in the pulley system ca
The beams shown in the figure are subjected to bending moments M = 2100 lb-in. Each beam has a rectangular cross section with height h= 1.5 in. and width b = 0.375 in. (perp
A voltage signal is produced by a transducer.  The signal contains its strongest frequency component at 50 Hz (amplitude = 5.0 V), plus a weaker component at the second harmon
Ammonia enters a valve as saturated liquid at 9 bar and undergoes a throttling process to a pressure of 2 bar. Determine the rate of entropy production per unit mass of ammoni
A heat pump with a coefficient of performance of 3.8 provides energy at an average rate of 75,000 kJ/h to maintain a building at 21oC on a day when the outside temperature is