Related Questions

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)
A $$\frac{{{\text{P}}l{\text{A}}}}{{\text{E}}}$$
B $$\frac{{{\text{P}}l}}{{{\text{AE}}}}$$
C $$\frac{{\text{E}}}{{{\text{P}}l{\text{A}}}}$$
D $$\frac{{{\text{AE}}}}{{{\text{P}}l}}$$
Which cells give rise to various organs of the plant and keep the plant growing?
A Permanent
B Dermal
C Meristematic
D Mature
Which of the following is found in plant cells but not in animal cells?
A Cell Wall
B Vacuoles
C Plasma layer
D Golgi complex
When human body is infected by infection __________ type of cells are activated to defend the body.
A erythrocytes
B leukocytes
C lymphocytes
D monocytes
Method, which allocates cost of support department to operating and support departments is known as
A indirect method
B direct method
C step down method
D reciprocal method
A decision support system, which provides support for decision making by a group of persons is __________.
A DSSB
B The firm's existing MIS
C GDSS
D Hardware components
An MIS may include operational/ tactical support, decision support, and automated _____ subsystems.
A office
B center
C body
D area
E None of the above
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)
A $$\frac{1}{{2\pi }} \times \sqrt {\frac{{\text{s}}}{{\text{m}}}} $$
B $$\frac{1}{{2\pi }} \times \sqrt {\frac{{\text{g}}}{\delta }} $$
C $$\frac{{0.4985}}{{\sqrt \delta }}$$
D Any one of these
If a given force (or a given system of forces) acting on a body __________ the position of the body, but keeps it in equilibrium, then its effect is to produce internal stress in the body.
A Change
B Does not change
C Changes periodically
D None of these
If ‘P’ is the force acting on the body, ‘m’ is the mass of the body and ‘a’ is the acceleration of the body, then according to Newton's second law of motion,
A P + ma = 0
B P - ma = 0
C P × ma = 0
D $$\frac{{\text{P}}}{{{\text{ma}}}} = 0$$

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