CETA ANSWERS AND QUESTIONS SET A.pdf

CETA ANSWERS AND QUESTIONS SET A+
✔✔Lead and tin solder at a respective percentage of 63/37 melts at ______:
A.
351o F.
B.
361o F.
C.
341o F.
D.
155o F - ✔✔B.
361o F.

✔✔What four methods are used in coupling amplifier stages?
A.
Direct, RC, diode, and transformer coupling
B.
Direct, LC, impedance, and transformer coupling
C.
Transistor, RC, impedance, and transformer coupling
D.
Direct, RC, impedance and transformer coupling - ✔✔D.
Direct, RC, impedance and transformer coupling

✔✔What formula is used to calculate output voltage of a Difference operational
amplifier?
A.
Vout = (Rf/Rin)(V2 - V1)
B.
Vout = (Rf/Rin)+(V2 - V1)
C.
Vout = (Rf/Rin)(V2 - RF)
D.
Vout = (Rf*Rin)(V1 - RF) - ✔✔A.

, Vout = (Rf/Rin)(V2 - V1)

✔✔Due to the configuration of the filtering components, the ability of a_____ type filter
to remove ripple voltage is superior to that of either the _______ or ________ filter.
A.
L, resistive-capacitive, inductive
B.
Pi, capacitive, inductive
C.
T, capacitive, resistive
D.
T, crystal-capacitive, inductive - ✔✔B.
Pi, capacitive, inductive

✔✔What type of diagram shows electrical connections and functions of a specific circuit
arrangement?
A.
Pictorial
B.
Schematic
C.
Block
D.
Ishikawa and single-line - ✔✔B.
Schematic

✔✔Opening and closing vinyl envelopes used to carry work instructions, with 10-20%
relative humidity, electro-static voltages can reach as high as:
A.
2,500V
B.
18,000V
C.
7,000V
D.
35,000V - ✔✔C.
7,000V

✔✔What is the modulus of a five-stage binary counter?
A.
16
B.
31
C.
15