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An oil funnel made of tin sheet consists of a 10 cm long cylindrical portion attached to a frustum of a cone. If the total height is 22 cm, diameter of the cylindrical portion is 8 cm and the diameter of the top of the funnel is 18 cm, find the area of the tin sheet required to make the funnel .
06
Oct
An oil funnel made of tin sheet consists of a 10 cm long cylindrical portion attached to a frustum of a cone. If the total height is 22 cm, diameter of the cylindrical portion is 8 cm and the diameter of the top of the funnel is 18 cm, find the area of the tin [...]
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An oil funnel made of tin sheet consists of a 10 cm long cylindrical portion attached to a frustum of a cone. If the total height is 22 cm ,
diameter of the cylindrical portion is 8 cm and the diameter of the top of the funnel is 18 cm ,
find the area of the tin sheet required to make the funnel . ,
A fish looks upward at an unobstructed overcast sky. What total angle does the sky appear to subtend?
06
Oct
A fish looks upward at an unobstructed overcast sky. What total angle does the sky appear to subtend? A fish looks upward at an unobstructed overcast sky. What total angle does the sky appear to subtend? October 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
In one fortnight of a given month, there was a rainfall of 10 cm in a river valley. If the area of the valley is 7280 km^2 , show that the total rainfall was approximately equivalent to the addition to the normal water of three rivers each 1072 km long, 75 m wide and 3 m deep.
06
Oct
In one fortnight of a given month, there was a rainfall of 10 cm in a river valley. If the area of the valley is 7280 km^2 , show that the total rainfall was approximately equivalent to the addition to the normal water of three rivers each 1072 km long, 75 m wide and 3 [...]
A spherical mirror forms an image of magnification 3. The object distance, if focal length of mirror is 24 cm, may be
06
Oct
A spherical mirror forms an image of magnification 3. The object distance, if focal length of mirror is 24 cm, may be A spherical mirror forms an image of magnification 3. The object distance if focal length of mirror is 24 cm may be October 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]
A cistern, internally measuring 150 cm x 120 cm x 110 cm, has 129600 cm^3 of water in it. Porous bricks are placed in the water until the cistern is full to the brim. Each brick absorbs one-seventeenth of its own volume of water. How many bricks can be put in without overflowing the water, each brick being 22.5 cm x 7.5cm x 6.5 cm
06
Oct
A cistern, internally measuring 150 cm x 120 cm x 110 cm, has 129600 cm^3 of water in it. Porous bricks are placed in the water until the cistern is full to the brim. Each brick absorbs one-seventeenth of its own volume of water. How many bricks can be put in without overflowing the water, [...]
A right-angled triangle whose sides are 3 cm and 4 cm (other than hypotenuse) is made to revolve about its hypotenuse. Find the volume and surface area of the double cone so formed. (Choose a value of π as found appropriate.)
06
Oct
A right-angled triangle whose sides are 3 cm and 4 cm (other than hypotenuse) is made to revolve about its hypotenuse. Find the volume and surface area of the double cone so formed. (Choose a value of π as found appropriate.) Two cubes each of volume 64 cm^3 are joined end to end. Find the [...]
A copper wire, 3 mm in diameter, is wound about a cylinder whose length is 12 cm, and diameter 10 cm, so as to cover the curved surface of the cylinder. Find the length and mass of the wire, assuming the density of copper to be 8.88 g per cm^3 .
06
Oct
A copper wire, 3 mm in diameter, is wound about a cylinder whose length is 12 cm, and diameter 10 cm, so as to cover the curved surface of the cylinder. Find the length and mass of the wire, assuming the density of copper to be 8.88 g per cm^3 . 3 mm in diameter [...]
Angle of minimum deviation is equal to the angle of prism A of an equilateral glass prism. The angle of incidence at which minimum deviation will be obtained is
06
Oct
Angle of minimum deviation is equal to the angle of prism A of an equilateral glass prism. The angle of incidence at which minimum deviation will be obtained is Angle of minimum deviation is equal to the angle of prism A of an equilateral glass prism. The angle of incidence at which minimum deviation will [...]
One of the refracting surfaces of a prism of angle 30 is silvered. A ray of light incident at angle of 60 retraces its path. The refractive index of the material of prism is
06
Oct
One of the refracting surfaces of a prism of angle 30 is silvered. A ray of light incident at angle of 60 retraces its path. The refractive index of the material of prism is One of the refracting surfaces of a prism of angle 30 is silvered. A ray of light incident at angle of [...]
The image of point P when viewed from top of the slabs will be
06
Oct
The image of point P when viewed from top of the slabs will be The image of point P when viewed from top of the slabs will be October 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,