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A pure semiconductor is ________.
(a) an extrinsic semiconductor
(b) an intrinsic semiconductor
(c) p-type semiconductor
(d) n-type semiconductor
Concept: Properties of Solids: Electrical Properties >> Applications of n-type and p-type Semiconductors
What is Zener diode?
Concept: Zener Diode as a Voltage Regulator
Name the logic gate which generated high output when at least one input is high.
Concept: Digital Electronics and Logic Gates
Distinguish between p-type and n-type semiconductors.
Concept: Properties of Solids: Electrical Properties >> Applications of n-type and p-type Semiconductors
What is the ratio of octahedral holes to the number of anions in hexagonal closed packed structure?
Concept: Properties of Solids: Electrical Properties >> Applications of n-type and p-type Semiconductors
The process of superimposing a low frequency signal on a high frequency wave is_______ .
Concept: Modulation and Its Necessity
The power radiated by linear antenna of length T is proportional to........................
(λ= wavelength)
- `lambda/ l`
- `[lambda/l]^2`
- `l/lambda`
- `[l/lambda]^2`
Concept: Need for Modulation and Demodulation
Define modulation and transducer
Concept: Modulation and Its Necessity
The process of regaining of information from carrier wave at the receiver is called .................
(a) modulation
(b) transmission
(c) propagation
(d) demodulation
Concept: Need for Modulation and Demodulation
Draw a neat, labeled diagram showing different layers of the Earth’s atmosphere.
Concept: Production and Detection of an Amplitude Modulated Wave
From earth's surface, ionospheric layer of atmosphere lies between ............
(a) 12 km to 50 km
(b) 50 km to 80 km
(c) 80 km to 400 km
(d) 400 km to 700 km
Concept: Space Communication
Explain the need for modulation related to the size of antenna (aerial).
Concept: Modulation and Its Necessity
Match the words from group 'A' and 'B' appropriately :
| Group A | Group B |
| (a) Emergence of Functionalism | (1) Model of emotions |
| (b) Behavourial analysis | (2) William James |
| (c) Plutchik | (3) Interview |
| (d) First aid in mental health | (4) Overcome hurdles |
| (e) Resilience | (5) Wilhelm Wundt |
| (6) ALGEE action plan |
Concept: History of Psychology as a Science
Humanistic psychology school of thought is proposed by ______.
Concept: History of Psychology as a Science
Answer the following question in 25 to 30 words.
What is meant by social intelligence?
Concept: New Trends in Intelligence> Social Intelligence
Write answer to the following question based on the example only word:
Satellites are used by meteorological departments to provide weather forecasts to farmers. So the function of satellites is based on which type of intelligence?
Concept: Types of Intelligence Tests
Thematic Apperception Test was developed by ______.
Concept: Measurement of Personality >> Projective Techniques
Answer in one sentence.
Which hormone is secreted by thyroid gland?
Concept: Factors Shaping Personality
Answer the following question in 25 to 30 words:
Write in your own words how the mass media affects personality.
Concept: Factors Shaping Personality
Write answers to the following question based on example only in a word:
When Vivek went to a birthday party, his friends were drinking alcohol. Though his friends insisted, Vivek flatly refused to drink alcohol. Which factor from Big Five Factor model of personality can be seen from Vivek's behaviour?
Concept: Big Five Factor Model of Personality: (Ocean)
