Related Questions

A regular hexagonal base prism has height 8 cm and side of base is 4 cm. What is the total surface area (in cm2) of the prism?
A 54(3 + \u221a3)
B 36(3 + \u221a3)
C 48(4 + \u221a3)
D 24(4 + \u221a3)
The[ triangular base of a prism is a right triangle of sides a and b = 2a . The height h of the prism is equal to 10 mm and its volume is equal to 40 mm3 , what will be the lengths of the sides a and b of the triangle ?
A 2 mm and 3 mm
B 1 mm and 4 mm
C 2 mm and 2 mm
D 2 mm and 4 mm
When white light passes through a glass prism we get a spectrum on the other side of the prism. In the emergent beam the ray which is deviated least is
A the violet ray
B the red ray
C the green ray
D the blue ray
What is the number of triangles that can be formed whose vertices are the vertices of an octagon but have only one side common with that of octagon?
A 64
B 32
C 24
D 16
Closed packed hexagonal space lattice is found in
A Zinc, magnesium, cobalt, cadmium, antimony and bismuth
B Gamma-iron, aluminium, copper, lead, silver and nickel
C Alpha-iron, tungsten, chromium and molybdenum
D None of the above
Light breaks into how many different colors when it passes through a prism? ( প্রিজমের মধ্যদিয়ে আলো প্রবেশ করলে কয়টি রর্ণ তৈরি করে? )
A 7
B 12
C 3
D 1
--------through a prism, a beam of white light breaks into all the colors of the rainbow.
A When shines
B It shines
C It is shone
D When shone
'------through a prism, a beam of light breaks into colors of a rainbow'. Which of the following completes the sentence.
A When shines
B It is seen
C It is shown
D When seen
In compression, a prism of brittle material will break
A By forming a bulge
B By shearing along oblique plane
C In direction perpendicular to application of load
D By crushing into thousands of pieces
A uniform pyramid and a uniform prism of same height lie with their base on the surface. Which is more stable ?
A pyramid
B prism
C both equally stable
D none of the above

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