PYSPARK: PySpark Hands-on for Data Engineers

1) There are ____ types of dependent sources, depending on the controlling variable and output of the source.

2) Fourier series are infinite series of elementary trigonometric functions i.e. Sine and

3) If the input capacitor of a power supply is shorted, it will result in

4) What is the probability of a number “2” when a dice is thrown?

5) Drop out to cut off ratio for most relays is of the order of

6) The _____ time signal is described for all values of time.

7) If the firing angle in an SCR rectifier is decreased, output will be

8) Which of the following ideas means deciding at runtime what strategy to summon?

9) Admittance is the reciprocal of

10) Main purpose of modulation process is to

11) A transformer transforms

12) Which line is obtained by the method of least square?

13) If field resistance of DC shunt generator is increased beyond its critical value, the generator

14) For which purpose bundled conductors are employed to a power system

15) Fundamental property used in single node pair circuit analyzer is that ______ across all elements is same.

16) Which of the following are considered as disadvantages(s) of Gauss-Seidel method over Newton Raphson method in load flow analysis?

17) Modulation index in amplitude modulation

18) Landfill gas is actually _______ used in thermal power plants.

19) The quantity “Rm” which relates dependent voltage to controlling current is called

20) Which of the following conditions relate line resistance ‘R’ and line reactance ‘X’ for maximum steady state power transmission on a transmission line?

21) The Pole Shoes of DC Machines are fastened to the pole core by:

22) Power in AC circuit is found by

23) Radio frequency chokes are air cored to

24) ______ is a by-product of paper industry, which is used by many industries as a primary source of electricity.

25) Conjunction x ^ y behaves on digits 0 and 1 exactly as ____ does for ordinary algebra.

26) At very sunny places this source(s) of energy can be found

27) The average fossil fuel plant convers about is ______ % of the power going in to the power going out.

28) Discrete device field effect transistor is classified on the basis of their

29) A semiconductor device is connected in a series circuit with a battery and a resistance. If the polarity of battery is reversed, the current drops almost to zero. The device may be

30) SCR (Silicon Controlled Rectifier) goes into saturation, when gate-cathode junction is