Description : The `n` rows each containinig `m` cells in series are joined parallel. Maximum current is taken from this combination across jan external resistance o
Last Answer : The `n` rows each containinig `m` cells in series are joined parallel. Maximum current is taken from this combination ... n = 2 D. m = 2, n = 12
Description : Two unpedauces given by Z1 = 10 + j5 and Z2 = 8 + j9 are joined in parallel and connected across a voltage of V = 200 + j0. Calculate the circuit current and branch currents. Draw the vector diagram.
Last Answer : Solution: Given, Z1=10+j5, Z2=8+j9, V=200+j0
Description : PQ and RS are two equal and parallel line segments.Any points M not lying on PQ or RS is joined to Q and S and lines through P parallel to SM meet at N.Prove that line segments MN and PQ are equal and parallel to each other. -Maths 9th
Last Answer : hope its clear
Description : The line by which all the least cost combination points are joined to each other
Last Answer : Ans. Expansion Path
Description : A `5 Omega` resistor is connected in series with a parallel combination of n resistors of `6 Omega` each. The equivalent resistance is `7 Omega`. Find
Last Answer : A `5 Omega` resistor is connected in series with a parallel combination of n resistors of `6 Omega ... The equivalent resistance is `7 Omega`. Find n.
Description : A wire of resistance R is cut into ‘n’ equal parts. These parts are then connected in parallel. The equivalent resistance of the combination will be – (1) nR (2) R/n (3) n/R (4) R/n²
Last Answer : (4) R/n² Explanation: Since R is directly proportional to length of the wire, when wire is cut into equal parts, then Resistance of each part = R/n
Description : A wire of resistance R is cut into ‘n’ equal parts. These parts are then connected in parallel. The equivalent resistance of the combination will be
Last Answer : R/n2
Description : Three identical cells each of emf 2 V and unknown internal resistance are connected in parallel. This combination is connected to a `5 Omega` resistor
Last Answer : Three identical cells each of emf 2 V and unknown internal resistance are connected in parallel. ... what is the internal resistance of each cell ?
Description : Let current `i=2A` be flowing in each part of a wire frame as shown in Fig. 1.138. The frame is a combination of two equilateral triangles ACD and CDE
Last Answer : Let current `i=2A` be flowing in each part of a wire frame as shown in Fig. 1.138. The frame is a combination of ... be A. 24 N B. zero C. 16 N D. 8 N
Description : The average height of a batch is 344 cm. 16more students with an average height of 320 cm joined the batch therefore decreasing the average height of the batch by 12 cm. Find the total strength of the batch? A) 12 B) 11 C) 14 D) 16
Last Answer : Answer: D) let the initial strength of the batch be X total height of the batch initially = 344X total height of 16 new students = 320 * 16 = 5120 cm Then, the average height of X+ 16students = 332 332 = [5120 + 344 X]/ [X + 16] X= 16 students
Description : A resistor of value R/2 is connected in parallel with a resistor of value R/3. The voltage drop across the parallel combination is V. The total current supplied by the voltage source is: w) 2 V/R (read: 2 V over R) x) 3 V/R (read: 3 V over R) y) 4 V/R (read: 4 V over R) z) 5 V/R (read: 5 V over R)
Last Answer : ANSWER: Z -- 5 V/R
Description : Let ABC be a triangle of area 16 cm^2 . XY is drawn parallel to BC dividing AB in the ratio 3 : 5. If BY is joined, then the area of triangle BXY is -Maths 9th
Last Answer : answer:
Description : Out of five resistance of `ROmega` each 3 are connected in parallel and are joined to the rest 2 in series. Find the resultant resistance.
Last Answer : Out of five resistance of `ROmega` each 3 are connected in parallel and are joined to the rest 2 in series. Find ... `(7//8)ROmega` D. `(8//7)ROmega`
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 : For determining the support reactions at A and B of a three hinged arch, points B and Care joined and produced to intersect the load line at D and a line parallel to the load line through A at D'. Distances AD, DD ... reactions at A and B is (A) 30° (B) 45° (C) 60° (D) 90
Last Answer : (D) 90
Description : For two shafts joined in parallel, the --------------- in each shaft is same. a. shear stress. b. Angle of twist c. torque d. torsional stress.
Last Answer : b. Angle of twist
Description : The purpose of resistor bank 'R1-R5' in the winch circuit shown in the illustration is to ______________. EL-0102 A. limit armature current in lower and 'series field' current in hoist to ... required speeds D. regulate the strength of the brake solenoid 'B1-B2' in both directions of operation
Last Answer : Answer: C
Description : M & N do a certain work in 40 days and 24 days respectively. M started the work alone and then after 8 days N joined him till the completion of the work. How long did the work last? a) 16days b) 18days c) 20 days d) 22 days
Last Answer : C Work done by M in 8 days = 1/40*8 =1/5 Remaining work = 1-1/5 = 4/5 (M+N)’s 1 day work = 1/40 + 1/24 =(3+5)/120 =8/120 =1/15 Now 1/15 work is done by M & N in 1 day. So 4/5 work will be done by X and Y is, =15 / 1 * 4/5 =12 days Hence total time taken = 12+8 = 20 days
Description : Two friends M & N started a business Investing in the ratio of 6 :7 . O joined then after 6 months investing an amount equal to that of N. at the end of the year 30% profit was equal to 105000. What was the amount invested by O? A) 148484 B) 154326 C) 146738 D) 145783
Last Answer : Answer: A) Let the total profit be x Then 30% of x = 105000 X = 105000 * 100/30 X=350000 Let the capitals of M,N,O be Rs. 6x ,7x and 7x respectively. Then, (6x*12) + (7x *12) +(7x *6) = 350000*12 72x +84x +42x = 4200000 198x = 4200000 X=21212 O’s investment = Rs.148484
Description : To draw the maximum current from a combination of cells, how should be the cells be grounded ?
Last Answer : To draw the maximum current from a combination of cells, how should be the cells be ... of internal and external resistance D. Mixed grouping
Description : A wire carrying current `I` has the shape as shown in the adjoining figure. Linear parts of the wire are very long and parallel to X-axis while semici
Last Answer : A wire carrying current `I` has the shape as shown in the adjoining figure. Linear parts of the wire are very ... `B=(mu_(0))/(4pi)I/R(pihati-2hatk)`
Description : When an operating motor is connected to the controller shown in the illustration, the a path of current flow through the circuit is ____________. EL-0010 A. 'L1', stop button, start button, coil 'CR', 'L2' B. 'L1' ... L2' D. 'L1', stop button, start button, 'CR' contact, 'M' contact, 'CR' coil, 'L2'
Last Answer : Answer: B
Description : What consists of proteins joined together to create fiber like structures inside cells?
Last Answer : Need answer
Description : The group of solar cells joined together in a definite pattern is called a – (1) Battery (2) Solar heater (3) Solar cooker (4) Solar cell panel
Last Answer : (4) Solar cell panel Explanation: A single solar cell can produce only a small amount of electricity. In those cases where more electrical power is needed, a large number of solar cells are joined ... a solar cell panel consists of a large number of solar cells joined together in a definite pattern.
Description : When cells are turgid, they are: a. Deflated b. Ruptured c. Inflated d. Joined with other cells
Last Answer : Inflated
Description : The group of solar cells joined together in a definite pattern is called a (1) Battery (2) Solar heater (3) Solar cooker (4) Solar cell panel
Last Answer : Solar cell panel
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.
Description : Three electric bulbs of 200 W, 200 W and 400 W are connected as shown in figure. The resultant power of the combination is
Last Answer : Three electric bulbs of 200 W, 200 W and 400 W are connected as shown in figure. The resultant power of the ... W B. 400 W C. 200 W D. 600 W
Description : As shown in the illustrations, most console schematic diagram sheets have letters and/or numbers placed across the top and numbers along the side boarders. The purpose of these markings is to ... small hole over a letter and number, what month and year that particular page was redrawn
Last Answer : Answer: A
Description : The purpose of a 'slew rate controller' in a circuit such as shown in the illustration is to ______________. EL-0096 A. limit the rate of change of a signal B. introduce a 'live zero' ... linear input into a non-linear output D. reduce air pressure to a value required by a combination circuit
Description : Pick out the correct combination about the role of various additives used in polymers. (A) Plasticiser: increases the polymer strength (B) Heat stabiliser: increases the maximum service ... property of polymer but increases its weight (D) Lubricants: increases the flexibility of polymers
Last Answer : Option C
Description : (i) Three resistors `2 Omega, 4 Omega " and " 5 Omega` are comined in parallel. What is the total resistance of the combination ? (ii) If the comnbina
Last Answer : (i) Three resistors `2 Omega, 4 Omega " and " 5 Omega` are comined in parallel. What ... current through each resistor, and the total current drawn.
Description : `6Omega` and `12Omega` resistors are connected in parallel. This combination is connected in series with 10 V battery and `6 Omega` resistor. What is
Last Answer : `6Omega` and `12Omega` resistors are connected in parallel. This combination is connected in series with 10 V battery and ... 4 V B. 16 V C. 2 D. 8 V
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 : ___ has a series RC combination in one arm and a parallel RC combination in the adjoining arm and used as a notch filter in harmonic distortion analyzer.
Last Answer : wein bridge
Description : A five ohm and a ten ohm resistor are connected in parallel, what single resistance is "equivalent" to this combination?
Last Answer : ANSWER: 3 AND 1/3 OHM
Description : A two farad and a four farad capacitor are connected in parallel. What single capacitance is "equivalent" to this combination?
Last Answer : ANSWER: 6 FARADS
Description : Four inductors each of inductance 1mH are connected in parallel and this combination is connected in series with two inductors each of inductance 1mH. Calculate the equivalent inductance?
Last Answer : Four inductors each of inductance 1mH are connected in parallel and this combination is connected in series with two inductors each of inductance 1mH. Calculate the equivalent inductance? 2.25 mH
Description : If the mid-points of the sides of a quadrilateral are joined in order, prove that the area of the parallelogram, so formed will be half of the area of the given quadrilateral (figure). -Maths 9th
Last Answer : According to question prove that the area of the parallelogram
Description : Select the correct statement from the ones given below with respect to Periplaneta americana. (a) Nervous system located dorsally, consists of segmentally arranged ganglia joined by a pair of longitudinal ... midgut and hindgut. (d) Grinding of food is carried out only by the mouth parts.
Last Answer : (b) Males bear a pair of short thread like anal styles.
Description : If b is the width of a plate joined by diamond riveting of diameter d, the efficiency of the joint is given by (A) (b + d)/b (B) (b - d)/b (C) (d - b)/d (D) (b - d)/d
Last Answer : (B) (b - d)/b
Description : To be effective in ulcerative colitis, 5-aminosalicylic acid has to be given as: A. Acrylic polymer coated tablet which releases the drug only in the lower bowel B. A complex of two molecules joined together by azo bond C. A retention enema D. Any of the above ways
Last Answer : D. Any of the above ways
Description : Select the correct statement from the ones given below with respect to Periplaneta americana (1) Grinding of food is carried out only by the mouth parts (2) Nervous system located dorsally, consists ... (4) There are 16 very long Malpighian tubules present at the junctions of midgut and hindgut
Last Answer : (3) Males bear a pair of short thread like anal styles
Description : Two infinitely long parallel conductors in vacuum any separated 1 metre between centers >then a current of 1 ampere flows the. uk each conductor, produce on each other a force of (a) 2 x 1(T2 N/m) (b) 2 x KT3 N/m (c) 2 x 10"5 N/m (d) 2x 1(T7 N/m)
Last Answer : (d) 2x 1(T7 N/m)
Description : Identify the different shapes of bacterial cells shown in the given figures: Different shapes of bacterial cells
Last Answer : Identify the different shapes of bacterial cells shown in the given figures:
Description : A(n) ___________ is a name, term, sign, symbol or design, or a combination of these that identifies the maker or seller of a product or service 1. product feature 2. sponsorship 3. brand 4. logo 5. none of these
Last Answer : brand
Description : A combination of N-type and P-type material is called a) Diode b) Transistor c) Resistor d) Capacitor
Last Answer : a) Diode
Description : n the treatment of hypertension the beta adrenergic blockers have the following advantage: A. They have minimal effect on work capacity, sleep quality and libido B. They do not cause ... high ceiling antihypertensive efficacy D. They can be used in combination with any other antihypertensive drug
Last Answer : B. They do not cause postural hypotension
Description : Nitrogen fixing bacteria make combination with cells of the roots of - a) Pulses b) Rice c) Wheat d) Sugarcane
Last Answer : a) Pulses