- Both A and R are true and R is correct explanation of A
- Both A and R are true but R is not a correct explanation of A
- A is true but R is false
- A is false but R is true
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According to Fleming's right-hand rule for finding the direction of induced e.m.f., when middle finger points in the direction of induced e.m.f., forefinger will point in the direction of?
Answer: Option 2 Let'
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The motion between a pair when limited to a definite direction, irrespective of the direction of force applied, is known as?
Answer: Option 1 Let'
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A direction pole was situated on the crossing. Due to an accident the pole turned in such a manner that the pointer which was showing East, started showing South. One traveler went to wrong direction thinking to be West. In what direction actually he was traveling?
Answer: Option 3 As East becomes South, therefore, the pole has turned through 900 in anticlockwise direction. hence, the West will be North.
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What causes the depletion layer?
Answer: Option 3 Let'
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In the laminar boundary layer flow over a flat plate, the ratio (δ/x) varies as :(where, 'δ' is the boundary layer thickness and 'x' is the distance from the leading edge in the direction of flow).?
Answer: Option 4 Let'
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Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ?
Answer: Option 3 Chlorofluorocarbon is responsible for the depletion of ozone layer in the atmosphere.
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Which of the following permits a microwave signal to travel in one direction with virtually no loss, but severely attenuates any signal attempting to travel in the reverse direction?
Answer: Option 1 Let'
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The property of a liquid which offers resistance to the movement of one layer of liquid over another adjacent layer of liquid, is called?
Answer: Option 4 Let'
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The type of valve which allows water to flow in one direction but prevents its flow in the reverse direction is?
Answer: Option 1 Let'
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Under the depletion allowance method in computing depreciation, the depletion charge is equal to either ______ whichever is smaller.?
Answer: Option 2 Let'
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