Cloudflare Ray ID: 6140ca3638d33989 Your IP: 165.22.217.135 Actually, at the moment I can’t think of any (feel free to leave a comment if you can help me out here...). But the current isn't constant if you're using a voltage source--it depends on the load. In a circuit that has both capacitance and resistance, the current will lead the voltage___. What happen in a circuit i f the voltage is increased: A. the current will increase. Are 90° out of phase If the vector diagram of two AC waveforms is a right angle, then the waves___. Components of an electrical circuit or electronic circuit can be connected in series, parallel, or series-parallel. hence the maximum level that the electrical equipment should be able to withstand The amount of current in a circuit depends on the voltage supplied: if the voltage is too high, then the wire may melt and the light bulb would have "burned out real time". Current is equal to the voltage divided by the resistance. ∴Vs = … If the branch was broken at some point, for example as: we could apply the voltage division rule and say But for the original circuit, the equation above is not correct. • Which of the following is not a primary function of a Bank? 60 V C. 15 V D. 0.25 V A voltage will influence current only if the circuit is: Which resistive component is designed to be temperature sensitive? Current may be compared to mass of a body and voltage with the speed at which the body is able to move. Though, these two are related to each other and help how electricity works, they are two different concepts. A voltage will influence current only if the circuit is: A. open B. insulated C. high resistance D. closed • Is open. Current and voltage are important concepts when it comes to electricity. Performance & security by Cloudflare, Please complete the security check to access. At first, these concepts can be difficult to understand because we cannot \"see\" them. state e law of magnetism PLEASE ANSWER WITH FULL SOLUTIONPLEASE DON'T SPAM What is the phase difference between current and voltage in an AC circuit containing resistance only? #Aryaaiet #College #School #Education #Institute #Aryainstitute HDFC bank has been named among 50 most valuable banks in 2014. A. Question: A voltage will influence current only if the circuit is: Option A): closed Option B): high resistance Option C): insulated If the voltmeter has a low resistance, it will draw a substantial amount of current. Since there is 9Ω in the circuit and the voltage source is 1.5V, the current going through the circuit is I= 1.5V/9Ω= 0.17A. Solved examples with detailed answer description, explanation are given and it would be easy to understand. You say that if you increase the resistance, the voltage will rise. Chemical reactions, radiant energy, and the influence of magnetism on conductors are a few ways in which voltage may be produced. Then raise the voltage above 110 slowly . The reason is that some current of is passing through and branch. If the numerator of a fraction remains the same and its denominator doubles, the value of the fraction is halved. One cannot see with the naked eye the energy flowing through a wire or the voltage of a battery sitting on a table. In case short circuits, voltage is zero and current will be maximum. A voltage will influence current only if the circuit is: A. open B. insulated C. high resistance D. closed https://www.smpstroubleshooting.com Engineering Quizzes Electronics Engineering. New questions in Physics. A voltage can exist without a current; however a current requires voltage to exist. B. Answer to 2. If the voltage of a circuit is 240 and the resistance of the circuit is 30 ohms, how much current would be present in the circuit? We now use a revised version of ohm's law, V=IR, to calculate the voltages across the battery and the resistor. V = I x R. As in case of short circuit, there will be no load i.e. In this circuit, the voltage drop across these parallel resistors is the same as that of power supply. A voltage will influence current only if the circuit is insulated closed open high resistance O 14 4 5 O Current flows in closed circuits only. Wells Fargo & Co. has got first rank in this list. I can’t think of too many situations in which you would need to use a VCC to carefully control the current through a resistive load. A little more voltage & very quickly milliampDamaging current … The linear nature of a resistor’s current–voltage relationship makes the current-to-voltage conversion somewhat redundant: (directly) increasing the voltage has, in general, the same effect a… If the circuit is parallel, the voltage is constant all throughout the circuit. These are the three basic building blocks required to manipulate and utilize electricity. 1 only 2 and 3 only 2 and 4 only data insufficient ⇒ The voltage across the secondary of the transformer in a half wave rectifier (without any filter circuit) is 25 volts. The answer is: "5. D. the current and resistance will increase. resistance and reactances, so if we put resistance as zero in ohm’s law, the voltage will be too low due to high value of current flowing through the conductor as the circuit resistance is almost zero. So, voltage is inlfuence the current in closed circuits only. Naturally the mass becomes effective only when it moves. At open terminals voltage is infinity that is maximum, where as current will be zero. It's written like this: I … Influence of a Voltmeter in a Circuit The purpose of a voltmeter is to indicate the potential difference between two points in a circuit. Regulatory jurisdictional fight between SEBI and IRDA, C. They offer lesser returns compared to traditional insurance policies. 8 A Applying an overcurrent device (fuse or circuit breaker) within its marked interrupting rating will ensure that the overcurrent device can safely open the circuit in a … This is because both the resistors have common potential points shared between them (point A & point B), so the voltage will be the same but the current will be different. Voltage can be generated by means other than rubbing certain types of materials against each other. A. Answer. The current source will create an infinite voltage across the open circuit, in an attempt to force current through the open circuit. Together voltage and current are part of the Ohms law that provides the basic backbone of electricity. When beginning to explore the world of electricity and electronics, it is vital to start by understanding the basics of voltage, current, and resistance. A voltage will influence current only if the circuit is 2 See answers Swabha Swabha Only if the circuit is CLOSE.. iamakul2004 iamakul2004 Closed. What is the color code for a 220 5% resistor? Is the right answer!! Please enable Cookies and reload the page. Even t… When a voltmeter is connected across a circuit, it shunts the circuit. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. D. Is closed. A basic electrical engineering equation called Ohm's law spells out how the three terms relate.