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In a spark ignition engine with compression ratio of 10, the lowest temperature is 200C and the lowest pressure is 200kpa. The work output is 1000kJ/kg.
What is the maximum temperature?
What is the (air-standard) thermal effiency?
What is the Carnot effiency?
What is the Mean Effective Pressure?
To stretch a relaxed biceps muscle 2.30cm requires a force of 25 N. Find the Young's modulus for muscle tissue assume it to be a uniform cylinder of length 0.24 m and cross-sectional area 51 cm2.
A block with mass m = 7.0 kg is attached to two springs with spring constants kleft = 37.0 N/m and kright = 48.0 N/m. The block is pulled a distance x = 0.21 m to the left of its equilibrium position and released from rest. 1) What is the magnitud..
A 250 kV power transmission line carrying 500 A is hung from grounded metal towers by ceramic insulators, What fraction of the power carried by the line is this
The hole on a level, elevated golf green is a horizontal distance of 125 m from the tee and at an elevation of released 10.4 m above the tee, What was the initial speed of the ball
In a series R-L-C circuit, R = 280? , XC = 240?and XL = 600? . The average power consumed in the resistor is 60.0W, What is the power factor of the circuit
Calculate the acceleration of the object for an elapsed time of t=1s. use the formula: x-x0=v0t+1/2at^2 x=4.5 m v0=6.0m/s x0=-3.7m
A 100 g granite cube slides down a 40* frictionless ramp. At the bottom, just as it exits onto a horizontal table, it collides with a 200g steel cube at rest. How high above the table must the granite cube be released to give the steel cube a spee..
The displacement of a standing wave on a string is given by D = 9.9 sin(0.55x)cos(56t), where x and D are in centimeters and t is in seconds. What is the distance (cm) between nodes
A spring has a spring constant = 40 N/m. It is compressed by a distance 10 cm. The mass of the cart is 300 grams. The angle of incline of the track is 20º.
how to Calculate the horizontal distance the ball would travel if the same spring were aimed 32 deg from the horizontal.
A 50.0 g silver spoon at 20.0 C is placed in a cup of coffee at 90.0 C. How much heat does the spoon absorb from the coffee reach a temperature of 89 C.
At what angle of incidence will green light (g = 560 nm) be most strongly reflected? Imagine the film has the minimum thickness that can produce these reflections.
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