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From each corner of a square of side 4 cm a quadrant of a circle of radius 1 cm is cut and also a circle of diameter 2 cm is cut as shown in fig. Find the area of the remaining portion of the square.
06
Oct
From each corner of a square of side 4 cm a quadrant of a circle of radius 1 cm is cut and also a circle of diameter 2 cm is cut as shown in fig. Find the area of the remaining portion of the square. From each corner of a square of side 4 cm [...]
Find the area of the shaded region in Fig. 12.22, where a circular arc of radius 6 cm has been drawn with vertex O of an equilateral triangle OAB of side 12 cm as centre.
06
Oct
Find the area of the shaded region in Fig. 12.22, where a circular arc of radius 6 cm has been drawn with vertex O of an equilateral triangle OAB of side 12 cm as centre. Find the area of the shaded region in Fig. 12.22 where a circular arc of radius 6 cm has been [...]
A composite plate comprises a triangular area (1) and rectangular area (2) as shown in the figure. The triangular plate experiences forces due to the liquids of densities ρ1 and the rectangular plate experiences the force due to liquid of density ρ2. Find the hydrostatic forces on (a) area 1, (b) area 2, (c) total composite area of the plate. Assume ρ1 = ρ and ρ2 = 2ρ.
06
Oct
A composite plate comprises a triangular area (1) and rectangular area (2) as shown in the figure. The triangular plate experiences forces due to the liquids of densities ρ1 and the rectangular plate experiences the force due to liquid of density ρ2. Find the hydrostatic forces on (a) area 1, (b) area 2, (c) total [...]
Find the area of the shaded region in Fig. 12.21, if ABCD is a square of side 14 cm and APD and BPC are semicircles.
06
Oct
Find the area of the shaded region in Fig. 12.21, if ABCD is a square of side 14 cm and APD and BPC are semicircles. Find the area of the shaded region in Fig. 12.21 if ABCD is a square of side 14 cm and APD and BPC are semicircles. October 6, 2020 Category: Chapter [...]
Find the area of the shaded region in fig.12.20, if radii of the two concentric circles with centre O are 7 cm and 14 cm respectively and ∠AOC=40 degree.
06
Oct
Find the area of the shaded region in fig.12.20, if radii of the two concentric circles with centre O are 7 cm and 14 cm respectively and ∠AOC=40 degree. Find the area of the shaded region in fig.12.20 if radii of the two concentric circles with centre O are 7 cm and 14 cm respectively [...]
Figure shows a semicylindrical massless gate pivoted at the point O holding a stationary liquid of density rho. The length of the cylinder is l. Calculate, the horizontal force exerted by the liquid on the gate.
06
Oct
Figure shows a semicylindrical massless gate pivoted at the point O holding a stationary liquid of density rho. The length of the cylinder is l. Calculate, the horizontal force exerted by the liquid on the gate. Figure shows a semicylindrical massless gate pivoted at the point O holding a stationary liquid of density rho. The [...]
Find the area of the shaded region in fig.12.19,if PQ=24cm,PR=7cm and O is the centre of the circle.
06
Oct
Find the area of the shaded region in fig.12.19,if PQ=24cm,PR=7cm and O is the centre of the circle. Find the area of the shaded region in fig.12.19 if PQ=24cm PR=7cm and O is the centre of the circle. October 6, 2020 Category: Chapter 12 - Areas Related to Circles , Maths , NCERT Class 10 [...]
Tick the correct answer in the following: Area of a sector of angle p (in degrees) of a circle with radius R is
06
Oct
Tick the correct answer in the following: Area of a sector of angle p (in degrees) of a circle with radius R is Tick the correct answer in the following: Area of a sector of angle p (in degrees) of a circle with radius R is October 6, 2020 Category: Chapter 12 - Areas Related [...]
An isolsceles triangular plate of base 3 m and altitude 3 m is immersed in oil vertically with its base coinciding with he free surface of the oil of relative density 0.8. Determine the total thrust.
06
Oct
An isolsceles triangular plate of base 3 m and altitude 3 m is immersed in oil vertically with its base coinciding with he free surface of the oil of relative density 0.8. Determine the total thrust. An isolsceles triangular plate of base 3 m and altitude 3 m is immersed in oil vertically with its [...]
A round table cover has six equal designs as shown in figure. If the radius of the cover is 28cm, find the cost of making the design at the rate of Rs.0.35 per cm^2. (Use root 3 =1.7).
06
Oct
A round table cover has six equal designs as shown in figure. If the radius of the cover is 28cm, find the cost of making the design at the rate of Rs.0.35 per cm^2. (Use root 3 =1.7). A round table cover has six equal designs as shown in figure. If the radius of the [...]