__________ results when a goal-directed activity is blocked by some obstacle.
a. Frustration
b. Anger
c. Conflict
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Fill in the blanks (a) `._(92)^(235)U+._(0)^(1)n rarr ._(52)^(137)A+ ._(40)^(97) B + __________. (b) `._(34)^(82) Se rarr 2 _(-1)^(0)e+__________`.
Correct Answer - (a) `2_(0)^(1)n` , (b) ` ._(36)^(82) Kr` `._(92)^(235)U+_(0)^(1)nrarr ._(52)^(137)A+_(40)^(97)B+X ._(0)n^(1)` (as the reaction is balanced with respect to nuclear charge, the missing particle must be neutral i.e. neutron)...
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After 300 days, the activity of a radioactive sample is 5000 dps (disintegrations per sec). The activity becomes 2500 dps after another 150 days. The
Correct Answer - A As, activity droped from 5000 dps to 2500 dps in 150 days means `T_(1//2)=150"days"` `implies300"days"=2T_(1//2)` So, initial activity `2xx5000xx2=20000` dps
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The bending of light about corners of an obstacle is called
Correct Answer - B Bending of beam of light around corners of obstacled /slit is called diffraction
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Diffraction of light is observed only, when the obstacle size is-
Correct Answer - C To observed diffraction the size of the obstacle should be of the order of wavelength `lambda approx d`
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Prejudice and fear of the unknown is an obstacle to change.
This statement is True. 1. Sometimes people are not open to change as they are too comfortable within their life. 2. Sometimes people don’t perceive the need to change prejudice or attitude...
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The boys who followed Griffin in 'Footprints Without Feet' __________ and __________.
C. (2) and (4)
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We are looking for (i) __________ who have the required (ii) __________ as mentioned below.
D. (i) special educators; (ii) skills and qualifications
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(i) Self-concept is defined as a person’s belief in his ability to accomplish some specific goal or a task.
(i) False Reason: Self-concept is defined as the totality of perceptions each person has of themselves. (ii) False Reason: Between the age of three to twelve, self-concept is defined mainly in terms of sex, age,...
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The activity which aims at achieving a definite goal.
1. Management 2. Top level management
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Characteristics of Management Goal-oriented, Group Activity, Tangible, Continuous process.
Correct Answer is Tangible.
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