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A 250-kg crate B is suspended from a cable attached to a 20-kg trolley A which rides on an inclined I-beam as shown. Knowing that at the instant shown the trolley has an acceleration of up to the right, determine (a) the acceleration of B relative to A, (b) the tension in cable CD.
a mountain climber determines his altitude using atmospheric pressure and temperature measurement data. he uses a
An 8-kg plunger is released from rest in the position shown and is stopped by two nested springs; the constant of the outer spring is k1 = 4 kN/m and the constant of the inner spring is k2 = 12 kN/m. If the plunger is released from the height
Taking the temperature of the surrounding surfaces to be 20°C also, determine the rate of heat loss from the steam pipe.
How many times more ignition energy is required to achieve ignition of a fuel-air mixture at sea level with T = 298 K than at altitude of 6000 m where pressure P = 47,166 Pa and T = 248 K?
Use calculus to obtain a closed-form solution for the case where the parachutist jumper is initially at rest (v=0 at t=0) to solve F(upward)= -cv^2, where c = a second-order drag coefficient (kg/m).
a 3-lb collar can slide on a horizontal rod which is free to rotate about a vertical shaft. the collar is intially held
Design of absorption column and the cooler. Process design of other units should be completed along with pipe sizes.
Determine the analytical solution for the maximum stress of the beam shown; compare with stress results from SolidWorks.
Workout velocity and range of shell fired, Why is it possible to consider the vertical and horizontal motion of a projectile independently of each other.
A small hoist is mounted on the back of a pickup truck and is used to lift a 500N crate . Determine the force exerted on the hoist by the htdraulic cylinder BC, the reaction at A.
a full revolution press has 100 rpm flywheel rotation.it has two handed trip devices mounted 20 inches from point of operation how many engagement points on the flywheel would be nessary to make this machine safe?
Cracks propagate when the stress intensity factor exceeds a critical value and describe the fracture behaviour of the insulation tape loaded with a small crack.
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