Three containers have their volumes in the ratio 3 : 4 : 5. They are full of mixtures of milk and water. The mixtures contain milk and water in the ratio of 4 : 1, 3 : 1 and 5 : 2 respectively. The contents of all these three containers are poured into a fourth container. The ratio of milk and water in the fourth container is (a) 5 : 2 (b) 157 : 53 (c) 151 : 48 (d) 4 : 1
2 9965Who among the following can be removed from office through impeachment by Parliament ? (a) Speaker of Lok Sabha (b) Prime Minister (c) Vice-President of India (d) President of India
4 20347To be recognized as a National Party, a political party must earn recognition in a minimum of (a) Two States (b) Three States (c) Four States (d) Five States
2 12474the three lamps are connected in series 40w 60w 100w at 230mains which lamp glow brightly....
6 8465what happens in the short circuited secondary transformer,if the resistance of the short circuit is increased gradually?
1908what are the applications where bearing should not be used though it can be used(economy may be 1 of the reason)
1532What is the Difference between Ac Drives and Dc Drives? According to application, speed, Torque, cost, Reliability, Construction, Motor etc... Thankyou !!!
1667Why EMI is very low in optical fiber,while frequency is very high? As we no that in general condition frequency inversely proportional to EMI.
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1- XC and the RC time constant are both measures of the reaction of C to a change in ____? 2-The power factor is a numerical ratio with a value between 0 and 1 equal to the ______________ of the phase angle. 3-When V and I are out of phase because of reactance, the product of V times I is called ______________ power 4-For _____________ inductors, the branch currents can be added algebraically. 5- The ______________ power in watts can be calculated as I^2R 6-Calculate XL with L = 30mH and f = 1kHz ( I have Xl=2piFL 2*3.141592653*1kHz*30mH =188 ohms Please check) 7-A parallel RL circuit has the values, R = 5kohms, XL = 5kohms. A voltage source of Vt = 10Vrms is connected in parallel to R and L. Determine the total current, It delivered by the voltage source Vt. 8-A series RC circuit has R = 1Mohm and C = 1microF. How long would it take for the capacitor to fully discharge if it is initially fully charged? 9-A circuit has real power = 300W and an apparent power of 500VA. Determine the power factor and phase angle. 10-The time constant for an LR series circuit is T = 0.1s and R = 10ohms. Calculate the inductance L.
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