Resistor color codes are 0=black,1=brown,2=red,3=orange ,4=yellow, 5=green,6=blue,7=violet,8=grey,9=white
Description : The resistance value of a carbon resistor having Orange, Red, Brown and Golden color bands is
Last Answer : The resistance value of a carbon resistor having Orange, Red, Brown and Golden color bands is 320 Ω ± 5%
Description : The gold color code in a resistor indicates a tolerance of
Last Answer : The gold color code in a resistor indicates a tolerance of 5%
Description : A resistor with the color coded value of 1000 ohms and ± 10% tolerance can have an actual resistance between ________. A. 990 ohm and 1010 ohm B. 900 ohm and 1100 ohm C. 1000 ohm and 1100 ohm D. 900 ohm and 1000 ohm.
Last Answer : A resistor with the color coded value of 1000 ohms and ± 10% tolerance can have an actual resistance between 900 ohm and 1100 ohm.
Description : what color band markings would be seen on a 2.2 k resistor? -General Knowledge
Last Answer : The color band markings that would be seen on a 2.2 k resistor is: Red, red, red.
Description : What is the value of a resistor color coded red-violet-silver-gold?
Last Answer : red = 2violet = 7silver = 0.01gold = 5%The value is 27 * 0.01 ohms 5% or 0.27 ohms 5%
Description : The resistance value of a resistor in a circuit can best be determined by the _____________. A. single solid body color of the resistor B. band markings on the resistor C. amperage value written on the resistor D. physical size of the resistor
Last Answer : Answer: B
Description : The third color band on a resistor is used to indicate the ______________. A. tolerance of the resistor B. number of zeros following the first two significant figures in the resistance value C. first significant figure of the resistance D. second significant figure of the resistance
Description : A resistor is handed to you for identification with the following color code: the first band is blue, followed by gray, green, gold, and brown. What is the resistor’s value?
Last Answer : 6,800,000 ohms (6.8 mega ohms), with 5% tolerance, and a 1% reliability level.
Description : A carbon resistor has the following color bands: The first band is yellow, followed by violet, yellow, and silver. What is the ohmic value of the resistor?
Last Answer : 470,000 ohms (470 kilo ohms).
Description : Tree doctors and city officials, what do the color codes blue, green, orange, and red mean?
Last Answer : You don’t have to be a tree doctor or a city official to answer
Description : When are school uniforms real uniforms and not just quasi uniform, color codes?
Last Answer : answer:Most kids will not take the time to look at labels if it appears to conform. If you wear a Wal-Mart brand of tennis shoe and everyone else has Nike's, it's obvious, not so with uniforms, they just ... it's YOU and it hurts, and it hurts to see your mom cry because she feels she let you down.
Description : Pipelines carrying various utilities in chemical industries are identified by their colour codes. The color of pipeline carrying steam is (A) Black (B) Silver grey (C) Green (D) Yellow
Last Answer : ) Silver grey
Last Answer : Req= (1/1200 +1/560 + 1/2.1)^-1 = 2.1 ohms RT= 2.1 + 7.8 = 9.9 ohms IT = V/R = 24/9.9 = 2.4 A Veq= R I = 2.1 2 ... 7.8 = 12.096 w = 44.928 w _________________________________________ By: Ellis-Junior Kamatjipose [email protected]
Description : Which is more temperature stable, a carbon-composition or a metal-film resistor?
Description : Define photo resistor. State its symbol and its two applications.
Last Answer : Definition: It is a type of semiconductor whose electrical resistance decreases as the intensity of incident light increases. Applications: i) It is used for automatic lighting control. ii)It is used in the ... toner. iv)It is used in security alarm. v)It is used in camera for Exposure meter.
Description : Which of the following is NOT a non-linear resistor? A) Varistor B) Precision resistor C) NTC thermistor D) PTC thermistor
Last Answer : Which of the following is NOT a non-linear resistor? A) Varistor B) Precision resistor C) NTC thermistor D) PTC thermistor
Description : A resistor in which the resistance changes exponentially with change in temperature is called as A) Potentiometer B) Phototransistor C) Varactor D) Thermistor
Last Answer : A resistor in which the resistance changes exponentially with change in temperature is called as Thermistor
Description : The colour bands on a carbon composition resistor occur in the sequence: yellow, violet, yellow and silver. Its resistance is (a) 470 KΩ ± 47 KΩ (b) 470 KΩ ± 23.5 % (c) 47 KΩ ± 10 % (d) 47 KΩ ± 5 %
Last Answer : The colour bands on a carbon composition resistor occur in the sequence: yellow, violet, yellow and silver. Its resistance is 47 KΩ ± 10 %
Description : A 1000Ohm, 1 Watt resistor can safely pass a current of
Last Answer : A 1000 Ohm, 1 Watt resistor can safely pass a current of 30 mA
Description : A SCR has an anode supply of sine voltage 200V rms, 50 Hz applied through a 100Q resistor and fired at an angle of 60°. Assuming no voltage drop, the rms value of the output voltage is : (A) 89,7 V (B) 126.7 V (C) 166.7 V (D) 288.28 V
Description : A resistor connected across the gate and cathode of an SCR in a circuit increases its (A) dv/dt rating (B) Holding current (C) Noise Immunity (D) Turn-off time
Description : In a series RLC circuit, the rms value of voltage across the resistor is 30 V, across the inductor is 60 V and across the capacitor is 20 V. The rms supply voltage would be (A) 110 V (B) 10 V (C) 220 V (D) 50 V
Description : The four stripes of a resistor are yellow-violet-orange-gold. The value of resistor should be A. 470 ohms ± 5 % B. 47 kilo ohm ± 5% C. 47 mega ohms ± 5% D. 4700 ohms ± 10%.
Last Answer : The four stripes of a resistor are yellow-violet-orange-gold. The value of resistor should be 47 kilo ohm ± 5%
Description : Which resistor will be physically larger in size? A. 10 ohm, 50 W B. 100 ohm, 10 W C. 1 kohm, 1 W D. 10 Mohm, 1/ 2 W.
Last Answer : 10 ohm, 50 W resistor will be physically larger in size.
Description : In a series RC circuit, 12 V (rms) is measured across.the resistor and 15 V (rms) is measured across the capacitor. The value of rms source voltage is: A. 3 V B. 27 V C. 19.2 V D. 1.9 V
Last Answer : In a series RC circuit, 12 V (rms) is measured across.the resistor and 15 V (rms) is measured across the capacitor. The value of rms source voltage is: 19.2 V
Description : Pointer of an analog ohmmeter reading close to zero, indicates the resistor being measured is: A. overheated B. shorted C. open D. reversed
Last Answer : Pointer of an analog ohmmeter reading close to zero, indicates the resistor being measured is: shorted
Description : When an additional resistor is connected across an existing parallel circuit, the total resistance: A. remains the same B. decreases by the value of the added resistor C. increases by the value of the added resistor D. decreases
Last Answer : When an additional resistor is connected across an existing parallel circuit, the total resistance: decreases
Description : The voltage induced across a certain coil is 200 mV. A 1200 resistor is connected to the coil terminals. The induced current will be: A. 1.7 mA B. 16 mA C. 12 mA D. 120 mA
Last Answer : The voltage induced across a certain coil is 200 mV. A 1200 resistor is connected to the coil terminals. The induced current will be: 1.7 mA
Description : The amount of current in a resistor needs to be changed from 120 mA to 160 mA by changing the 24 V source, the new voltage will be: A. 8 V B. 320 V C. 3.2 V D. 32 V
Last Answer : The amount of current in a resistor needs to be changed from 120 mA to 160 mA by changing the 24 V source, the new voltage will be: 32 V
Description : If the rms voltage drop across a 15 kilt resistor is 16 V, the peak current through the resistor is : - a) 15 mA b) 1.5 mA c) 10 mA d) 1 mA
Last Answer : If the rms voltage drop across a 15 kilt resistor is 16 V, the peak current through the resistor is : - 1.5 mA
Description : A switch is connected in between a 12V battery and an uncharged capacitor and a 1 K Ohm resistor. At the time instant when the switch is closed, the voltage across the capacitor is : A) 6V B) 12v C) 0V D) 24V
Description : A resistor has the following Colour Code. What is the value of the resistor? RED, RED, RED A) 2200 k Ohm B) 222Ohm C) 2.2kOhm D) 22kOhm
Description : The current i(t), through a 10 Ω resistor in series with an inductance, is given by I(t) = 3 + 4sin (100t + 450 ) + 4 sin(300t +600) amperes. The RMS values of the current and power dissipation ... respectively (B) √35 A, 350 W respectively (C) 5 A, 250 W respectively (D) 11 A, 1210 W respectively
Description : Three resistors of 4 Ω, 6 Ω and 9 Ω are connected in parallel. Which resistor consumes the maximum power? (A) 4 Ω (B) 6 Ω (C) 9 Ω (D) 17 Ω
Last Answer : (c) 9 ohm
Description : For a class A operation, the biasing resistor should be adjusted such that (A) Q-point never lies (B) Q-point lies in the middle of the load line (C) Q-point lies in the cut off region (D) Q-point lies on the operating region
Description : When a resistor R is connected to a current source, it consumes a power of 18 W. When the same R is connected to a voltage source having the same magnitude as the current source, the power absorbed by R is 4.5 W. The ... R are (A) √18A and 1Ω (B) 3A and 2Ω (C) 1A and 18Ω (D) 6A and 0.5Ω
Last Answer : A metal resistor has resistance of 10 ohm at 0°C and 11 ohms at 160°C, the temperature coefficient is 0.000625 /°C.
Last Answer : The noise generated by a resistor depends upon its operating temperature.
Last Answer : If R, L and C are the parameters of a resistor then the condition for the resistor to be non-inductive is L = CR2 .