Physics-
General
Easy
Question
The figure shows variation of 
and 
with frequency f in a series L,C,R circuit. Then for what frequency point, the circuit is inductive
- A
- B
- C
- All points
The correct answer is: C
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The graphs given below depict the dependence of two reactive impedances 
and 
on the frequency of the alternating e.m.f. applied individually to them. We can then say that
The graphs given below depict the dependence of two reactive impedances and on the frequency of the alternating e.m.f. applied individually to them. We can then say that
physics-General
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When an ac source of e.m.f. 
is connected across a circuit, the phase difference between the e.m.f. e and the current 
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, as shown in the diagram. If the circuit consists possibly only of RC or LC in series, find the relationship between the two elements
When an ac source of e.m.f. is connected across a circuit, the phase difference between the e.m.f. e and the current in the circuit is observed to be , as shown in the diagram. If the circuit consists possibly only of RC or LC in series, find the relationship between the two elements
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Find the rms and average value of the wave-form shown in figure.
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The current 'i' in an inductance coil varies with time 't' according to following graph
Which one of the following figures shows the variations of voltage in the coil
The current 'i' in an inductance coil varies with time 't' according to following graph
Which one of the following figures shows the variations of voltage in the coil
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Figure shows a typical circuit for low-pass filter. An AC input 
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When an Ac source of emf 
is connected across a circuit, the phase difference between the emf E and the current I in the circuit is observed to be , as shown in the fig. If the circuit consists only of R-C (or) R-L (or) L-C series. Possible values of the elements of the circuit are
When an Ac source of emf is connected across a circuit, the phase difference between the emf E and the current I in the circuit is observed to be , as shown in the fig. If the circuit consists only of R-C (or) R-L (or) L-C series. Possible values of the elements of the circuit are
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The following series L-C-R circuit, when driven by an e.m.f. source of angular frequency 70 kilo - radians per second, the circuit effectively behaves like
The following series L-C-R circuit, when driven by an e.m.f. source of angular frequency 70 kilo - radians per second, the circuit effectively behaves like
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The decreasing order of bond length of 
in the following compounds is:
The decreasing order of bond length of in the following compounds is:
chemistry-General
chemistry-
Which of the indicated H in the following is most acidic?
Which of the indicated H in the following is most acidic?
chemistry-General
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Arrange the following alcohols in decreasing order of the ease of ionization under acidic conditions.
Arrange the following alcohols in decreasing order of the ease of ionization under acidic conditions.
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Which of the following 
-bonds participate in hyperconjugation?
Which of the following -bonds participate in hyperconjugation?
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Arrange the following in increasing order of their acidic strength.
Arrange the following in increasing order of their acidic strength.
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Arrange the following (w, x, y, z) in decreasing order of their boiling points.
Arrange the following (w, x, y, z) in decreasing order of their boiling points.
chemistry-General
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Rank the hydrogen atoms (Ha, Hb, Hc) in the following molecule according to their acidic strength.
Rank the hydrogen atoms (Ha, Hb, Hc) in the following molecule according to their acidic strength.
chemistry-General
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Which of the following acids would have a STRONGER CONJUGATE BASE?
A) 
vs 
B) 
C) 
Which of the following acids would have a STRONGER CONJUGATE BASE?
A) vs
B)
C)
chemistry-General
