The front brakes on a vehicle do more work than do the rear brakes. Technician A says that this is because the front wheel cylinders are closer to the master cylinder than are the rear wheel cylinders. Technician B says that this is because the weight of a vehicle shifts to the front during a stop. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
B
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A flat-plate or a flat-slab floor is a beamless concrete floor. However, in many situations, such floor slabs are often provided with shallow perimeter beams. What is that in response to?
What will be an ideal response?
Bison production is decreasing in the United States
Indicate whether the statement is true or false
The amount of paint required to paint a surface with an area of 50 
is normally distributed with mean 6 L and standard deviation 0.3 L.
a. If 6.2 L of paint are available, what is the probability that the entire surface can be painted? b. How much paint is needed so that the probability is 0.9 that the entire surface can be painted? c. What must the standard deviation be so that the probability is 0.9 that 6.2 L of paint will be sufficient to paint the entire surface?
The MOST commonly used system for representing signed binary numbers is the:
A) 1's-complement system. B) 2's-complement system. C) 10's-complement system. D) sign-magnitude system.