Technician A says that too much torque on the lug nuts can warp a brake rotor. Technician B says that it is better to add additional torque to the lug nuts to prevent the wheel from falling off. Who is correct?
A. A only
B. B only
C. Both A and B
D. Neither A nor B
Answer: A
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Standing at the edge of the roof of a tall building, you throw a ball upward with a velocity of 15 m/s (meters per second). The ball goes straight up and begins its downward descent just missing the edge of the building. The building is 40 m tall.
(a) What is the velocity of the ball at its uppermost position? (b) How high above the building does the ball go before beginning its descent? (c) What is the velocity of the ball as it passes the roof of the building? (d) What is the speed of the ball just before it hits the ground? (e) How long does it take for the ball to hit the ground after leaving your hand?
____ are commonly used to join the edges of plates and structural members.
A. Plug welds B. Spot welds C. Fillet welds D. Butt welds
Most hydrothermal plants in the U.S. are located in the state of _______________
Fill in the blank(s) with the appropriate word(s).
Before installing a Tapcon® screw, _____
a. mix grout b. mix epoxy c. drill a pilot hole d. insert a lag shield