Draw the graphs of `2x+y=6` and `2x-y+2=0` . Shade the region bounded by these lines and x-axis. Find the area of the shaded region.
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A 660-W electric lheater is hdesigned to operate from 129V lines. What is the resistance? What current does it draw? What is the rate of production of
Correct Answer - `22Omega`, 5.5A, 157cal/sec, 555W
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The electric field I a region is given gy `vecE=(E_(0)x)/(b)hati`. Find the charge contained in the ubical volume bounded by the surfaces x=0, x=a, y=
Correct Answer - `2.2xx10^(-12)C`
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The total surface area of solid cylinder is `231 cm^(2)` and its curved surface area is `(2)/(3)` of the total surface area. Find the volume of the cy
Correct Answer - `269.5 cm^(3)`
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Draw the graph of line `4x+3y=24` Write the coordinates of points where this line intersects the x-axis and y-axis. Use this graph to find the area of
Correct Answer - (i) A(6,0) and B(0,8) (ii) 24 sq units
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Draw the graph for each of the equations `x+y=6 and x-y=2` on the same graph paper and find the coordinates of the point where the two straight lines
Correct Answer - (4,1)
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Solve the following system of equations graphically: `2x-3y+6=0, 2x+3y-18=0` Also, find the area of the region bounded by these two lines and y-axis.
Correct Answer - `(x= 3, y = 4); A(3, 4 ), B(0, 2 ), C (0, 7) ; ar(Delta ABC) = 7` sq units.
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Solve the following system of equations graphically: `4x-y=4, 3x+2y=14` . Shade the region between the lines and the y-axis.
Correct Answer - ` (x = 2 , y = 4) ; A(2, 4), B (0, -4 ), C(0, 7) ; ar (Delta ABC) = 6 ` sq units
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Define following terms in case of magnetic maps: i. Isomagnetic charts ii. Isodynamic lines iii. Isogonic lines iv. Aclinic lines
i. Isomagnetic charts: Magnetic maps drawn by joining places with the same value of a particular element are called isomagnetic charts. ii. Isodynamic lines: Lines joining the places of equal horizontal...
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Vertical axis and horizontal axis are A) x – axis, y – axis
B) y – axis, x – axis
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Tables, charts, graphs are useful in
C) Display of data
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