When four resistances of 2W 1W; 5W 2W; 10W 5W and 15W 10 W are connected in parallel, the greatest power is absorbed by 2 W, 1 W
Last Answer : If two resistances of 10 Ω and 10 Ω are connected in parallel the equivalent resistance is 5 Ω.
Description : With three resistances connected in parallel, if each dissipates 20 W the total power supplied by the voltage source equals?
Last Answer : Power is the only thing which is additive in both connection whether it is parallel or series connection so total power consumed will addition of all individual power =20+20+20 = 60 watt
Description : When n resistances each of value r are connected in parallel, then resultant resistance is x. When these n resistances are connected in series, total resistance is
Last Answer : When n resistances each of value r are connected in parallel, then resultant resistance is x. When these n resistances are connected in series, total resistance is n2 x.
Description : If a circuit has resistances of 5, 10, and 20 ohms connected in parallel, what is the combined resistance of the circuit? A. 1.5 ohms B. 2.9 ohms C. 17.5 ohms D. 35.0 ohms
Last Answer : Answer: B
Description : Three resistances 20 Ω, 30 Ω and 60 Ω are connected in parallel, their combined resistance is given by A. 110 Ω B. 50 Ω C. 20 Ω D. 10 Ω
Last Answer : 10 Ω
Description : Two cells of emf of 1.5 V and 2.0 V having internal resistances of `1 Omega` and `2 Omega`, respectively are connected in parallel so as to send curre
Last Answer : Two cells of emf of 1.5 V and 2.0 V having internal resistances of `1 Omega` and `2 Omega` ... of `5 Omega`. Find the current in the external circuit.
Description : Two resistors of resistances `2Omega` and `6Omega` are connected in parallel. This combination is then connected to a battery of emf 2 V and internal
Last Answer : Two resistors of resistances `2Omega` and `6Omega` are connected in parallel. This combination is then connected to a ... . `(4)/(17)A` D. `1 A`
Description : Three resistances `2 Omega, 3 Omega` and `4 Omega` are connected in parallel. The ratio of currents passing through them when a potential difference i
Last Answer : Three resistances `2 Omega, 3 Omega` and `4 Omega` are connected in parallel. The ratio of currents passing through them ... ` C. `4:3:2` D. `6:4:3`
Description : If electric resistance is to be decreased, then the number of resistances should be connected in – (1) Series (2) Parallel (3) Mixed arrangement (4) None of these
Last Answer : (2) Parallel Explanation: Resistors are in parallel when each resistor is connected directly to the voltage source by connecting wires having riegligible resistance. Each resistor thus has the full voltage ... same full voltage of the source applied to it, but divide the total current amongst them
Description : If electric resistance is to be decreased, then the number of resistances should be connected in _______ (1) Series (2) Parallel (3) Mixed arrangement (4) None of these
Last Answer : Parallel
Description : A body of weight W is resting at a plane inclined at 30? to the horizontal. It is attached to a string making an angle of 60? with horizontal. If the angle of friction be 30? the tension in the string would be a.Zero b.W c.W/2 d.2W e.None of the above
Last Answer : c. W/2
Description : An isolated load W is acting at a distance a from the left hand support, of a three hinged arch of span 2l and rise h hinged at the crown, the horizontal reaction at the support, is (A) Wa/h (B) Wa/2h (C) 2W/ha (D) 2h/W
Last Answer : (B) Wa/2h
Description : According to Rankine's formula, minimum depth of foundations, is (A) (P/w) × [(1 + sin )/(1 - )]² (B) (P/w) × [(1 - sin )/(1 + )]² (C) (P/2w) × [(1 - sin )/(1 + )]² (D) (P/w) × [(1 + sin )/(1 - )]
Last Answer : Answer: Option B
Description : -10w - 15.5?
Last Answer : -25.5
Description : Four resistances are connected in a circuit in the given figure. The electric cirrent flowing through `4 ohm` and `6 ohm` resistance is respectively
Last Answer : Four resistances are connected in a circuit in the given figure. The electric cirrent flowing through `4 ohm` and `6 ... 1 A and 1 A D. 2 A and 2 A
Description : You are given two resistances `R_(1)` and `R_(2)`. By using them singly, in series and in parallel, you can obtain four resistances of `1.5Omega, 2Ome
Last Answer : You are given two resistances `R_(1)` and `R_(2)`. By using them singly, in series and in parallel ... .5Omega` C. `3Omega,5Omega` D. `2Omega, 6Omega`
Description : Three resistances of 3 Ω each are connected in delta. The value of the resistances in the equivalent star is : (A) 27 (B) 9 (C) 1.5 (D) 1 Ω
Last Answer : 9
Description : What sound intensity corresponds to a sound-intensity level of 50dB? A. 1 x 10-6W/m2 B. 1 x 10-7W/m2 C. 1 x 10-8W/m2 D.1 x 10-5W/m2
Last Answer : B. 1 x 10-7W/m2
Last Answer : YEETUS FEETUS
Description : Given three resistances of `30 Omega` each. How can they be connected to given a total resistance of (i) `90 Omega (ii) 10 Omega (iii) 45 Omega` ?
Last Answer : Given three resistances of `30 Omega` each. How can they be connected to given a total resistance of (i) `90 Omega (ii) 10 Omega (iii) 45 Omega` ?
Description : Consider a circuit with four 10 Ω resistors connected in parallel and the current flowing through the circuit is 5 A. What will be the current if the above 4 resistors are connected in parallel? A) 5 A B) 50 A C) 500 A D) None of these
Last Answer : Consider a circuit with four 10 Ω resistors connected in parallel and the current flowing through the circuit is 5 A. What will be the current if the above 4 resistors are connected in parallel? A) 5 A B) 50 A C) 500 A D) None of these
Description : What new breakthrough in mobile phone heat dissipation: successfully developed 0.3mm ultra-thin VC soaking plate with 5W heat dissipation power?
Last Answer : iBee Parts - Professional Factory Supplier For iPhone Samsung Huawei LCD Screen & Battery Repair Parts Replacement. Following heat pipe heat dissipation, VC heat sink technology has ... first domestic company to adopt precision etching microstructure integrated capillary core technology, and the
Description : What is (4w plus 2w)2?
Last Answer : It is 12w.
Description : What do you do during the pre reading stage use the 5w organizer?
Last Answer : Survey the headings and subheadings of the text and ask the fiveW questions.
Description : Solve the equation -5w=-65?
Last Answer : 60
Description : -3w-3x-7w+4x-2w?
Last Answer : -8w-7x
Description : Which of the following statements is incorrect? A. You should leverage the 5W (+1H) technique to plan and design a dashboard. B. Google Data Studio, Kilpfolio, and Tableau are some tools ... your dashboards. D. Designing an effective dashboard (or report) is similar to developing a website.
Last Answer : C. You should provide usability-related (heuristics) recommendations without actual data in your dashboards
Description : Assertion : Two 60 W bulbs are first connected in series and then in parallel with same battery. Total power produced in second case will become four
Last Answer : Assertion : Two 60 W bulbs are first connected in series and then in parallel with same battery. ... D. If Assertion is false but Reason is true.
Description : Two cells connected in series have electromotive force of 1.5 V each. Their internal resistances are `0.5 Omega` and `0.25 Omega` respectively. This c
Last Answer : Two cells connected in series have electromotive force of 1.5 V each. Their internal ... potential differnce across the terminals of each cell.
Description : How can the resistances of `2Omega, 3 Omega " and " 6 Omega` be connected to give an effective resistance of `4 Omega` ?
Last Answer : How can the resistances of `2Omega, 3 Omega " and " 6 Omega` be connected to give an effective resistance of `4 Omega` ?
Description : Two batteries of emf `epsilon_(1)` and `epsilon_(2) (epsilon_(2)gtepsilon_(1)` and internal resistances `r_(1)` and `r_(2)` respectively are connected
Last Answer : Two batteries of emf `epsilon_(1)` and `epsilon_(2) (epsilon_(2)gtepsilon_(1)` and internal resistances ... internal resistances `r_(1)` and `r_(2)`
Description : Two resistances are connected in the two gaps of a meter bridge. The balance point is `20 cm` from the zero end. When a resistance `15 Omega` is conne
Last Answer : Two resistances are connected in the two gaps of a meter bridge. The balance point is `20 cm` from the zero end. ... the value. A. 3 B. 6 C. 9 D. 12
Description : The ground indicating light on the main electrical switchboard is indicating a ground. The best procedure for locating the grounded circuit is to _____________. A. trace the circuit paths while looking for ... a time, until the lights no longer indicate a ground D. check all circuits for continuity
Last Answer : Answer: C
Description : Why the input resistance of an ideal OPAMP is infinite and output resistance is zero? secondly, how can we measure these resistances(input and output) in case of an ideal OPAMPand Real OP-AMP in the following conditions when 1- load is not connected. 2- load is connected.
Last Answer : Ans- Ideal OP-AMP is a power ful concept. If one goes through the history of amplifying devices it becomes clear that less it loads the previous stage better the output signal. ie ... . Can refer application notes by device manufacturer available in internet for more precise and practical solutions.
Description : Two resistances Rl and Ri are connected in series across the voltage source where Rl>Ri. The largest drop will be across?
Last Answer : Two resistances Rl and Ri are connected in series across the voltage source where Rl>Ri. The largest drop will be across Rl.
Last Answer : If an inductance is connected in one arm of bridge and resistances in the remaining three arms the bridge cannot be balanced.
Description : Two resistances are joined in parallel whose resultant is `6//8 ohm`. One of the resistance wire is broken and the effective resistance becomes `2 Ome
Last Answer : Two resistances are joined in parallel whose resultant is `6//8 ohm`. One of the resistance wire is broken and the ... /5` B. 2 C. `6//5` D. 3
Description : The total resistance of a parallel circuit is always ____________. A. larger than that of the branch with the greatest resistance B. smaller than that of the branch with the lowest resistance C ... resistances D. equal to the sum of the individual branch resistances divided by the number of branches
Description : Which of the following statements concerning a simple parallel resistance circuit is correct? A. The voltage drop across each resistor is the same. B. The total current flow equals the reciprocal ... resistances. D. The total voltage equals the sum of the individual voltages across each resistance.
Last Answer : Answer: A
Description : The total resistance of a parallel circuit is always ____________. A. larger than the greatest branch resistance B. smaller than the lowest branch resistance C. equal to the sum of the individual branch resistances D. one-half the sum of the individual branch resistances
Description : Heat flux through several resistances in series in analogous to the current flowing through several (A) Resistances in parallel (B) Capacitors in series (C) Resistances in series (D) None of these
Last Answer : (C) Resistances in series
Description : Series parallel resistances problem solution
Last Answer : Series parallel resistances problem solution
Description : In a series parallel circuit, any two resistances in the same current path must be in?
Last Answer : In a series parallel circuit, any two resistances in the same current path must be in series with each other.
Description : what is equivalent resistance when four 4 Ohm resistors are connected in i) series ii) parallel
Last Answer : equivalent resistance
Description : The number of parallel paths in armature winding of four pole wave winding connected dc machine having 22 coil sides is (1) 4 (2) 22 (3) 2 (4) 11
Last Answer : Ans- Option (3) because wave winding always have 2 parallel paths
Description : Four identical resistors are first connected in parallel and then in series. The resultant resistance of the first combination to the second will be
Last Answer : Four identical resistors are first connected in parallel and then in series. The resultant resistance of the first combination to the second will be 1 / 16 times.
Description : Three equal resistors connected in series with a source of e m f together dissipate 10 W of power each. What will be the power dissipated if the same resistors are connected in parallel across the same source of e m f? a. 40 W b. 90W c. 100W d. 120W
Last Answer : b. 90W
Description : A 10 ohm and a 20 ohm resistor are connected in parallel to a current source. What fraction of the current flows through the 20 ohm resistor? w) 1/2 x) 1/3 y) 2/3 z) 3/4
Last Answer : ANSWER: X -- 1/3
Description : Which is NOT a characteristic of a series circuit? w) The current is the same throughout. x) The total resistance is the sum of the individual resistance. y) The voltage of the source ... individual voltage drops. z) The total resistance is the sum of the reciprocals of the individual resistances.
Last Answer : ANSWER: Z -- THE TOTAL RESISTANCE IS THE SUM OF THE RECIPROCALS OF THE RECIPROCAL OF THE INDIVIDUAL RESISTANCES.
Description : A combination of four resistances is shown in Fig. 4.59. Calculate the potential difference between the points P and Q, and the values of currents flo
Last Answer : A combination of four resistances is shown in Fig. 4.59. Calculate the potential difference ... of currents flowing in the different resistances.