What battery is recommended with a 3 volt DC motor?

1 Answer

Answer :

Need answer

Related questions

Description : State the function of overload coil and No volt coil in dc motor starter.

Last Answer : Function of Overload Coil: When DC motor is overloaded, the overload coil carries the overload current and produces strong magnetic field to attract a plunger, which short the terminals of ... dc motor is prevented from restarting automatically on recovery of supply without starter and protected.

Description : A step-down chopper, fed from a 120 volt DC source, operates a DC motor whose armature e.m.f. and armature resistance are 100 volt and 0.5Ω respectively. With the magnitude control ratio 0.6, the quadrant of operation DC motor is  (a) First (b) Second (c) Third (d) Fourth

Last Answer : A step-down chopper, fed from a 120 volt DC source, operates a DC motor whose armature e.m.f. and armature resistance are 100 volt and 0.5Ω respectively. With the magnitude control ratio 0.6, the quadrant of operation DC motor is First

Description : The most common source of excitation for synchronous motors is a/an _____________. A. low voltage battery B. motor attenuator set C. DC exciter generator D. AC supply

Last Answer : Answer: C

Description : How to increase the range on electric vehicles? a. By increasing the battery capacity. b. By reducing battery capacity. c. By installing a turbocharger. d. By installing another DC motor.

Last Answer : a. By increasing the battery capacity.

Description : The MIL is illuminated and a battery module deterioration diagnostic trouble code is stored the most like cause is a failed by a) High voltage battery b) High voltage inverter c) Motor/ generator d) DC/ DC converter

Last Answer : a) High voltage battery

Description : For a DC motor, what major component in addition to the field winding and the armature winding is necessary? w) a commutator x) a stator y) a battery z) a rotor

Last Answer : ANSWER: W -- A COMMUTATOR

Description : How many AC volts is 1 volt DC?

Last Answer : They are apples and oranges. You can convert one to the other, depending on the amperage, but there is no corrolation between DC and AC.

Description : In a three-wire, 230/115 volt DC system, the potential between neutral and negative is _____________. A. 0 volts B. 115 volts C. 230 volts D. 460 volts

Last Answer : Answer: B

Description : In the illustration, the component VR2 on the A1 AMPLIFIER MODULE is _________. EL-0060 A. a zener diode to regulate the +9 volt power supply from common B. a variable resistor diode to control the output to terminal ... 2 at 9.1 volts DC D. a tunnel diode with a breakdown voltage of 6.6 Volts DC

Last Answer : Answer: C

Description : In the illustration, the component VR1 on the A1 AMPLIFIER MODULE is _________. EL-0060 A. a zener diode to regulate the +9 volt power supply from common B. a variable resistor diode to control the output to ... terminal 9 at 6.6 volts DC D. a tunnel diode with a breakdown voltage of 6.6 Volts DC

Last Answer : Answer: A

Description : In the illustration, the component VR1 on the A1A1 PCB is _________. EL-0060 A. a zener diode to regulate the +9 volt power supply B. a variable resistor diode to control the output to terminal 9 that controls ... terminal 9 at 6.6 volts DC D. a tunnel diode with a breakdown voltage of 6.6 Volts DC

Last Answer : Answer: C

Description : The 24 volt DC bus on the emergency switchboard is used to supply power to the _____________. A. general alarm system B. gyrocompass power failure alarm system C. smoke detection system D. all of the above

Last Answer : Answer: D

Description : Which of the listed sections of an emergency switchboard is used to supply power for alarm signals under emergency conditions? A. The generator and bus transfer section B. The 450 volt, 60 cycle, 3 phase bus C. The 120 volt, 3 phase, 60 cycle bus D. The 24 volt DC bus

Last Answer : Answer: D

Description : To avoid damaging the components of a printed circuit board when testing it with a DC volt-ohmmeter, you should _______. A. ground the board B. avoid reversing the polarity of the leads C. isolate sensitive components with heat sinks D. all of the above

Last Answer : Answer: B

Description : The electrical energy necessary to power a sound-powered telephone's small vibrating bell is obtained from _________. A. the emergency batteries for the general alarm B. each station's hand-cranked generator C. the emergency switchboard D. normal 115 volt DC supplies

Last Answer : Answer: B

Description : Can you recharge a mostly dead 9 volt battery by plugging a fresh one into the terminals?

Last Answer : you’ll end up ruining both and possibly start a fire.

Description : A 24 volt battery supplies three devices wired in parallel that each have a resistance of 9 ohms. What is the voltage drop across each device?

Last Answer : A simple circuit has three resistors connected in series. The resistors are 14 ohms 12 ohms and 9 ohms. What is the total resistance of the circuit?

Description : Where can it be ordered?

Last Answer : You do not state the capacity (Ah), but if 1.3Ah is enough - it could be this: Bosch 14.4 V 1.3 AH LI-ION X ? >> see here: https://baterie-k-aku-naradi.heureka.cz/bosch-14_4-v-1_3-ah-li-ion-x/#

Description : can a 12 volt battery be connected to the Bushnell sn 9421 22138

Last Answer : Need Answer

Description : A potentiometer wire of length 10 m and resistance `10 Omega` per meter is connected in serice with a resistance box and a 2 volt battery. If a potent

Last Answer : A potentiometer wire of length 10 m and resistance `10 Omega` per meter is connected in serice with a ... Omega` C. `190 Omega` D. `90 Omega`

Description : In the adjoining circuit, the battery `E_(1)` has an e.m.f me of 12 volt and zero internal resistance while the battery E has an e.m.f me of 2volt . I

Last Answer : In the adjoining circuit, the battery `E_(1)` has an e.m.f me of 12 volt and zero internal resistance while the ... ohm is A. 250 B. 100 C. 50 D. 200

Description : The length of a wire of a potentiometer is 100 cm, and the e.m.f. of its standard cell is E volt. It is employed to measure the e.m.f. of a battery wh

Last Answer : The length of a wire of a potentiometer is 100 cm, and the e.m.f. of its standard cell is E ... current in the potentiometer wire D. `(30E)/(100)`

Description : What causes a voltage drop on a 12 volt battery?

Last Answer : Need answer

Description : How many amps is 9 volt battery?

Last Answer : Need answer

Description : What happens to the current in a circuit if a 1.5-volt battery is removed and is replaced by a 3-volt battery?

Last Answer : The battery cannot be removed quickly! Inductance of the wiring stores energy and keeps the current flowing and decaying smoothly. There will be an opposite polarity, higher voltage pulse on the battery terminals, limited by the circuit capacitance only.

Description : A twelve volt lead-acid battery is constructed of _________. A. one cell B. three cells C. six cells D. twelve cells

Last Answer : Answer: C

Description : A coil is wound with 400 feet of No. 16 tinned copper wire and connected to a 12 volt battery. What is the current if the resistance per 1000 feet of No. 16 tinned copper wire is 4.26 ohms? A. 4.8 amps B. 7.06 amps C. 10.65 amps D. 11.27 amps

Last Answer : Answer: B

Description : A coil is wound with 200 feet of No. 16 tinned copper wire and connected to a 12 volt battery. What is the current if the resistance per 1000 feet of No. 16 tinned copper wire is 4.26 ohms? A. 1.14 amps B. 7.04 amps C. 10.22 amps D. 14.08 amps

Last Answer : Answer: D

Description : A battery is connected to a circuit containing three resistors in parallel. The values of the three resistors are 2 ohms, 3 ohms, and 6 ohms. What is the voltage of the battery if the total circuit current is 12 amps? A. 2 volts B. 6 volts C. 12 volts D. 24 volt

Last Answer : Answer: C

Description : Battery capacities are given in _____________. A. volts B. volt-amperes C. volt-hours D. ampere-hours

Last Answer : Answer: D

Description : What is the total resistance of the electrical circuit illustrated if the resistance of R1 is 2 ohms, R2 is 4 ohms, and R3 is 4 ohms with a 6 volt battery? EL-0021 A. 0.01 ohms B. 0.10 ohms C. 1.00 ohms D. 10.00 ohms

Last Answer : Answer: C

Description : If a 6 volt battery were connected in series with a 24 volt battery by putting their negative terminals together, what would be the result? A. 'Zero' volts B. 12 volts of the opposite polarity C. 18 volts, positive on the 24 volt battery D. 30 volts, negative on the 24 volt battery

Last Answer : Answer: C

Description : What is the current through R2 of the circuit illustrated if the resistances of R1 is 2 ohms, R2 is 4 ohms, and R3 is 4 ohms with a 6 volt battery? EL-0021 A. 0.5 amp B. 1.5 amps C. 3.0 amps D. 6 amps

Last Answer : Answer: B

Description : What is the total current in the illustrated circuit with a 6 volt battery if the resistance of R1 is 2 ohms, R2 is 4 ohms, and R3 is 4 ohms? EL-0021 A. 0.6 amp B. 1 amp C. 4 amps D. 6 amps

Last Answer : Answer: D

Description : The number of cells in a 12 volt lead-acid battery is ________________. A. three cells B. four cells C. six cells D. twelve cells

Last Answer : Answer: C

Description : Battery operated sprayer consists of 10 lit capacity tank and rechargeable battery. b. 10 Volt c. 12 Volt. d. None of above Ans- a. 6 Volt

Last Answer : Ans-    a. 6 Volt

Description : The capacity of a battery is expressed in terms of A ampere per hour B current C volt D ampere

Last Answer : A ampere per hour

Description : A 10 volt battery connected to a capacitor delivers a charge of 0.5 coulombs. The capacitance of the capacitor is: w) 2 x 10-2 farads x) 5 x 10-2 farads y) 2 farads z) 5 farads

Last Answer : ANSWER: X -- 5 x 10-2 FARADS

Description : 9 leds each of 1 volt drop is series with 9  volt battery , do we need a resistor?(SMD leds) I have seen some smd leds without resistor !

Last Answer : We connect resistor to limit the current. So, it depends upon the current rating of the LED, which is provided by manufacturer.

Description : How many volts to run a 48 Volt club car electric motor?

Last Answer : If a 48 Volt club car electric motor requires 48 volts, then itshould be given a 48 volt power source, or something close to it.Too many more volts and it may burn out; not enough volts and itmay not run or it will try to draw too much power and burn out thepower supply.

Description : Can a 415volt 3phase motor run on 525 volt 3 phase?

Last Answer : It is not advisable to run lower voltage motor on a highervoltage.

Description : Can a 415volt 3phase motor run on 525 volt 3 phase?

Last Answer : It is not advisable to run lower voltage motor on a highervoltage.

Description : If there is a reduction in the normally supplied frequency to a 120/240 volt, threephase AC current motor from 60 hertz to 55 hertz, the motor would _____________. A. run at a slower speed B. operate at a lower current C. overheat D. trip off the line

Last Answer : Answer: A

Description : The starting motor used on a powerine tractor may be of a) 6 or 12 volt type b) 12 or 24 volt type c) 16 or 24 volt type d) 6 or 24 volt type

Last Answer : a) 6 or 12 volt type

Description : What is the minimum recommended absorption coefficient value for AC and DC rotating machines? 

Last Answer : Tips:  a. IR value decreases some what with an increase I applied voltage. However for machines in good condition substantially the same IR is obtained for any test voltage ... a value which after correction for temperature, may be compared with the recommended minimum value of IR. 

Description : What are the minimum recommended PI values for AC and DC rotating machines? 

Last Answer : Following minimum recommended PI values criteria is to be followed. a. 1.5 for class – A insulation. b. 2.0 for class – B insulation. c. 2.5 for class – F insulation. 

Last Answer : MISC meter not recommended for DC measurement because the error is high due to the hysteresis effect.

Description : Is use of a flywheel recommended when a large motor is required only for a small instant of time? a) True b) False

Last Answer : a) True

Description : Is a car battery AC or DC volts?

Last Answer : dc - the voltage is a constant 12 volts nominally in a normal car battery.