Related Questions

A train 150 m long crosses a milestone is 15 seconds and crosses another train of the same lengh travelling in the opposite direction in 12 seconds. The speed of the second train in km/hr is.
A 52
B 56
C 54
D 58
IF the radiud of a sphere is increaded by 10% , how much will the surface area be increaded in ercentage?
A 21%
B 10%
C 18%
D 20%
When bent in the form of a circle a wire has a radiud of 28 cm. If it is bent int he form of a square. what will be its area in cm?
A 7744
B 5808
C 1936
D 3872
A chord of length 60 cm is at a distance of 16 cm from the centre of a circle. What is the radius (in cm) of the circle?
A 17
B 34
C 51
D 68
Calculate the length of the tangent (in cm) which is drawn from a point at a distance of 13 cm from the centre and the largest chord of that circle is 10 cm.
A 10
B 12
C 15
D 16
With a uniform speed , a car covers a distance in 8 hours . Had the same distance could have been increased by 4 km/hr. The same distance could have been covered in 7 hours and 30 minutes. What is the distance covered?
A 420 km
B 480 km
C 520 km
D 640 km
The centre of percussion is below the centre of gravity of the body and is at a distance equal to
A h / kG
B h.kG
C h2/kG
D k2G/h
The centre to centre distance between two consecutive rivets in a row, is called
A Margin
B Pitch
C Back pitch
D Diagonal pitch
In long and short wall method of estimation, the length of long wall is the centre to centre distance between the walls and
A Breadth of the wall
B Half breadth of wall on each side
C One fourth breadth of wall on each side
D None of these
In a shell and tube heat exchanger, the shortest centre to centre distance between the adjacent tubes is
A Called tube pitch
B Called tube clearance
C Always less than the diameter of the tube
D None of these

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