Working together, 7 bricklayers lay 4,312 bricks in one day. What is the average number of bricks laid by each?
What will be an ideal response?
616
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Which of the following statements is LEAST-Likely true?
A. When the front wheels on a car have different caster settings, the car will pull toward the side with the most positive caster. B. Negative caster is when the steering axis tilts forward, moving the point of load behind the wheel. C. During a turn, caster can cause the spindle to move either toward or away from the ground, depending on whether the caster is negative or positive. D. Caster is a directional control angle but does not cause tire wear when the vehicle is going straight.
What controls the firing of a water boiler?
A) The auxiliary switch on the zone valve B) The boiler water temperature is normally maintained by the high limit and the low water cutout C) An aquastat that senses the temperature of the water in the boiler D) A wall thermostat that senses the temperature of the house
________ is the maximum dB rating OSHA allows for workers exposed to this sound energy for 4 hours a day
A) 95 dB B) 105 dB C) 92 dB D) 102 dB
A conveyer belt runs on 4-in. drums that are driven by a motor. If it takes 5 s for the belt to go from zero to the speed of 4 ft/s, calculate the final angular speed of the drum and its angular acceleration. Assume constant acceleration.
What will be an ideal response?