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You Are On Multi Choice Question Bank SET 996

49801. If you wish to increase the amount of current in a resistor from 120 mA to 160 mA by changing the 24 V source, what should the new voltage setting be?





49802. If 24 V are applied across a resistor and there are 10.9 mA of current, the resistance is





49803. How much resistance is needed to draw 17.6 mA from a 12 volt source?





49804. How much current is produced by a voltage of 18 kV across a 15 k resistance?





49805. A current of 200 µA through a 6.8 k resistor produces a voltage drop of





49806. Four amperes of current are measured through a 24 resistor connected across a voltage source. How much voltage does the source produce?





49807. Twelve volts are applied across a resistor. A current of 3 mA is measured. What is the value of the resistor?





49808. When 12 V are applied across a 68 resistor, the current is





49809. Approximately how much current flows through a 3.3 M resistor across a 30 V source?





49810. A 120 V lamp-dimming circuit is controlled by a rheostat and protected from excessive current by a 3 A fuse. To what minimum resistance value can the rheostat be set without blowing the fuse? Assume a lamp resistance of 20 ohms.





49811. What is the approximate filament resistance of a light bulb if it operates from a 110 V source and 0.6 A of current is flowing?





49812. What is the approximate resistance of a rheostat if the voltage source is 18 V and the current is 220 mA?





49813. The formula for finding voltage when resistance and current are known is V = I/R.



49814. The formula for finding resistance when current and voltage are known is R = I/V.



49815. Ohm's law describes how current is related to voltage and resistance.



49816. The ampere is the unit of resistance.



49817. An electric heater draws 3.5 A from a 110 V source. The resistance of the heating element is approximately





49818. If 750 µA is flowing through 11 k of resistance, what is the voltage drop across the resistor?





49819. The formula to find I when the values of V and R are known is





49820. A resistor is connected across a 50 V source. What is the current in the resistor if the color code is red, orange, orange, silver?





49821. Approximately how many milliamperes of current flow through a circuit with a 40 V source and 6.8 k of resistance?





49822. Milk is deficient in--------content





49823. -----------type of koha is used for preparing Kalakand





49824. Name the stabilizer used in ice cream that requires no ageing of mix





49825. Spheroplasts are related to---------organisms





49826. Mare milk is used for the preparation of the acid alcoholic product---------





49827. If there are a total of 120 mA into a parallel circuit consisting of three branches, and two of the branch currents are 40 mA and 10 mA, the third branch current is





49828. Three lights are connected in parallel across a 120 volt source. If one light burns out,





49829. Four equal-value resistors are connected in parallel. Ten volts are applied across the parallel circuit and 2 mA are measured from the source. The value of each resistor is





49830. A set of Christmas tree lights is connected in parallel across a 110 V source. The filament of each light bulb is 1.8 k. The current through each bulb is approximately





49831. The power dissipation in each of four parallel branches is 1.2 W. The total power dissipation is





49832. A 470 resistor, a 220 resistor, and a 100 resistor are all in parallel. The total resistance is approximately





49833. Five light bulbs are connected in parallel across 110 V. Each bulb is rated at 200 W. The current through each bulb is approximately





49834. Four resistors of equal value are connected in parallel. If the total voltage is 15 V and the total resistance is 600 , the current through each parallel resistor is





49835. Five 100 resistors are connected in parallel. If one resistor is removed, the total resistance is





49836. Four 8 speakers are connected in parallel to the output of an audio amplifier. If the maximum voltage to the speakers is 12 V, the amplifier must be able to deliver to the speakers





49837. In a certain three-branch parallel circuit, R1 has 12 mA through it, R2 has 15 mA through it, and R3 has 25 mA through it. After measuring a total of 27 mA, you can say that





49838. A sudden increase in the total current into a parallel circuit may indicate





49839. The following currents are measured in the same direction in a three-branch parallel circuit: 200 mA, 340 mA, and 700 mA. The value of the current into the junction of these branches is





49840. The following resistors are in parallel across a voltage source: 220 , 470 , and 560 . The resistor with the least current is





49841. Three 47 resistors are connected in parallel across a 110 volt source. The current drawn from the source is approximately





49842. There is a total of 800 mA of current into four parallel resistors. The currents through three of the resistors are 40 mA, 70 mA, and 200 mA. The current through the fourth resistor is





49843. Four resistors are connected in parallel. Fifteen mA flows through resistor R. If the second resistor is 2R, the third resistor 3R, and the fourth resistor 4R, the total current in the circuit is





49844. If one of the resistors in a parallel circuit is removed, the total resistance





49845. Six resistors are in parallel. The two lowest-value resistors are both 1.2 k. The total resistance





49846. In a five-branch parallel circuit, there are 12 mA of current in each branch. If one of the branches opens, the current in each of the other four branches is





49847. The sum of the currents into a junction is equal to the sum of the currents out of that junction.



49848. When an open circuit occurs in a parallel branch, the total resistance decreases.



49849. Parallel resistors are connected between the same two points.



49850. In a parallel circuit, the branch with the lowest resistance has the most current.



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