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Consider the following statements: (a) Tellegen’s theorem is applicable to any lumped networks (b) The reciprocity theorem is applicable to linear bilateral networks (c) Thevenin’s theorem is applicable to two - terminal linear active networks (d) Norton’s theorem is applicable to two - terminal linear active networks Which of the above statements are correct?
The following question has two premises and two conclusions. If the premises re assumed to be true (irrespective of factuality), then, in respect of each of the items given below, which of the following conclusions follow logically? Premises: All metals are grey in colour. Some metals are heavy. Conclusion: I. All heavy metals are grey in colour. II. All light metals are not grey in colour.
Which of the following statements are correct in association with the superposition theorem? a) It is applicable to the network having more than one source. b) It is used to determine the current in a branch or voltage across the branch. c) It is applicable to direct current circuits only. d) It is applicable to networks having linear and bilateral elements. Select the correct answer using the code given below:
A simplified energy band-diagram of an intrinsic semiconductor at thermal equilibrium (300 K) is shown. In the accompanying table, which one of the four cloumns correctly represents the listed parameters? Assume same effective mass for electrons and holes.
Physics of Metals in Metallurgy mcq question image
Regarding the current relationship between J&K and India which of the following is/are true? 1) Fundamental Duties are not applicable to J&K. 2) Preventive detention laws made by the Parliament are not applicable to J&K. 3) Part VI of the Constitution of India is not applicable to J&K. 4) Constitution (Application to Jammu and Kashmir) Order, 1950 is basic order that regulates the constitutional position of J&K and its relationship with the Union.
Consider the following statements.
1. Ohm's law is not applicable at very low and very high temperature.
2. Ohm's law is applicable to semiconductor.
3. Ohm's law is not applicable to electron tubes, discharge tubes and electrolytes.
4. Conductance is the reciprocal of resistance and ismeasured in siemens.
Which of the statements given above are correct?
In the following question four statements are given followed by four conclusions I, II, III and IV. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follow from the given statements. Statements 1. All metals are silver. 2. All silver are diamond. 3. Some diamonds are gold. 4. Some gold are marbles. Conclusions: I. Some gold are metals. II. All metals are diamond. III. Some silver are marble. IV. All gold are marble.
Which of the following statements are true about the general properties of non -metals? A. Non -Metal can be converted into thin sheets. B. Usually non - metals are heat insulators. C. Usually Non -Metals can be drawn in thin wires. D. Non – metallic oxides are usually acidic. 
Which of the following statements are CORRECT? I. Oxides of metals are generally basic. II. Oxides of non-metals are generally acidic. III. Non-metals are generally electro positive.