ENGINEERING CHEMISTRY FOR DIPLOMA HAND WRITTEN NOTES

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BY G PAVITHRA M.SC(CHEMISTRY)


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APSBTET OCT/NOV 2016 QUESTION PAPERS

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CLICK HERE FOR C-14 ALL BRANCHES AND ALL SEM'S QUESTION PAPERSOCT/NOV-2016

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APSBTET MARCH APRIL 2016 QUESTION PAPERS

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APSBTET OCT/NOV 2015 C-09 & C-14 QUESTION PAPERS

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AP SBTET APRIL/MAY 2015 QUESTION PAPERS

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 Click here for C 09 april may 2015 question papers

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OCT /NOV 2013 QUESTION PAPERS FOR reference only

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c09 april may 2014 question papers

1ST YEAR APRIL MAY 2014

3 SEM APRIL MAY 2014

4 SEM APRIL MAY 2014

6 SEM APRIL MAY 2014

C 09 SBTET NOV DEC 2014 3,4,6 TH SEM QUESTION PAPERS

 3 TH SEM NOV /DEC 2014 PAPERS

 4TH SEM NOV/ DEC 2014 PAPERS 

 6TH SEM NOV DEC 2014 PAPERS 

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C 09 SBTET NOV/DEC 2014 1ST YEAR QUESTION PAPERS

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ELECTRICAL CIRCUITS OBJECTIVE BITS -2

 1)   When a resistor R is connected to a current source, it consumes a power of 18W. When the same R is connected to a voltage source having same magnitude as the current source, the power absorbed by R is 4.5W. The magnitude of the current source & value of R are
a) Root18 A & 1            b) 3,2             c) 1,18                       d) 6, 0.5                            Ans: (b)

2)     If v, w, q stand for voltage, energy & charge, the v can be expressed as

        a) v = dq / dw                  b) v = dw/ dq            c) dv = dw/ dq        d) dv= dq / dw. Ans: (b)

3)      The phase of even symmetric signal is

         a) + 90deg        b) - 90deg                c) 0deg      d) 0deg  or 180deg                       Ans: (d)

4)     A coil of resistor of 5ohms  and inductance 0.4 H is connected to a 50 V d.c supply. The energy             stored in the field is

a) 10 joules                  b) 20 joules           c) 40 joules           d) 80 joules               Ans:(b)

5)   Consider the following units:
1) sec-1 2) rad2 sec-2 3)sec 4) ohm, the units of R/L, 1 / LC, CR and sqt (L / C) are respectively.
a) 1,2,4 and 3 b) 3,2,1 and 4 c) 2,4,1 and 3 d) 1,2,3 and 4                                    Ans:(d)

6)  An ideal constant voltage source is connected in series with an ideal constant current source.               Considered together, the combination will be a
a) Constant voltage source b) constant current source c) constant voltage source and constant current source or a constant power source                                                           Ans: (b)

7)       A network contains only independent current sources and resistors. If the values of all the resistors are doubled, the values of the node voltage
a) will become half b) will remain unchanged c) will become double
d) cannot be determined unless the circuit configuration and the values of the resistors are known                                                                                                                              Ans: ©

8)   A network N is a dual of network N if
a) both of them have same mesh equations b) both of them have same node equations c) mesh equations of one are the node equations of the other d) KCL and KVL equations are the same

Ans: ©