- Phloem cells
- Xylem cells
- Sclerenchymatous cells
- Parenchyma cells
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When human body is infected by infection __________ type of cells are activated to defend the body.?
Answer: Option 3 Lymphocyte, type of white blood cell (leukocyte) that is of fundamental importance in the immune system because lymphocytes are the cells that determine the specificity of the...
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The strain energy stored in a body, when the load is gradually applied, is (where σ = Stress in the material of the body, V = Volume of the body, and E = Modulus of elasticity of the material)?
Answer: Option 4 Let'
1 Answers 1 views
What do eukaryotic cells have that prokaryotic cells do not?
Answer: Option 1 The primary distinction between these two types of organisms is that eukaryotic cells have a membrane-bound nucleus and prokaryotic cells do not. The nucleus is where eukaryotes...
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The natural frequency of free longitudinal vibrations is equal to (where m = Mass of the body, s = Stiffness of the body and $$\delta $$ = Static deflection of the body)?
Answer: Option 4 Let'
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The change in length due to a tensile or compressive force acting on a body is given by (where P = Tensile or compressive force acting on the body, $$l$$ = Original length of the body, A = Cross-sectional area of the body and E = Young's modulus for the material of the body)?
Answer: Option 2 Let'
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Which of the following is an equation of linear motion (where, u and v = Initial and final velocity of the body, a = Acceleration of the body and s = Displacement of the body in time t seconds.)?
Answer: Option 4 Let'
1 Answers 1 views
A spherical body is symmetrical about its perpendicular axis. According to Routh's rule, the moment of inertia of a body about an axis passing through its centre of gravity is (where, M = Mass of the body and S = Sum of the squares of the two semi-axes.)?
Answer: Option 3 Let'
1 Answers 23 views
Fourier's law of heat conduction is (where Q = Amount of heat flow through the body in unit time, A = Surface area of heat flow, taken at right angles to the direction of heat flow, dT = Temperature difference on the two faces of the body, dx = Thickness of the body, through which the heat flows, taken along the direction of heat flow, and k = Thermal conductivity of the body)?
Answer: Option 1 Fourier's law of heat conduction is k. A. (dT/dx) where Q = Amount of heat flow through the body in unit time, A = Surface area of heat...
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Which of the following is found in plant cells but not in animal cells?
Answer: Option 1 Plant cells have a cell wall, chloroplasts and other specialized plastids, and a large central vacuole, which are not found within animal cells. The cell wall is...
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Supplies, plant maintenance, plant rent, plant insurance and cleaning labour comes under which type of costs?
Answer: Option 2 Supplies, plant maintenance, plant rent, plant insurance and cleaning labour comes under factory overhead costs. Factory overhead is the costs incurred during the manufacturing process, not including...
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