The type of valve that reduces the risk of scalding by mixing the water coming from the hot water heater to a
preset temperature before it is delivered to the faucet is a _____.
a. ball valve
b. line-check valve
c. tempering valve
d. temperature and pressure relief valve
c
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Draw the basic connection circuit of a series DC motor.
What will be an ideal response?
The discharge coefficient, Cq, of an orifice can be found by collecting water that flows during a timed interval when it is under constant head ' h'. The following formula is used to measure the discharge coefficient:
Find Cq and the various component errors
What will be an ideal response?
When a CMOS gate output connects to a TTL gate, which circuit is needed?
A) a decoupling capacitor B) a pull-up resistor C) a CMOS buffer D) a pull-down resistor
What is the bandwidth of a resonant circuit if its resonant frequency is 14.2 MHz, the inductive reactance is 3.5 k? and the coil's resistance is 8 ohm?
A) 32.5 kHz B) 28.4 kHz C) 2285 Hz D) 14.2 MHz