Related Questions

The imaginary axis at which the earth rotates remains inclined at an angle of ____ to the plane of earth's orbit.
A 441/2
B 551/2
C 661/2
D 0
The Earth rotates on its axis at an inclination of
A 23.5°
B 22.5°
C 21.5°
D 20.0°
The earth rotates around its axis from ________
A North to south
B East to west
C South to north
D West to east
In order to have a connecting rod equally strong in buckling about X-axis and Y-axis, the moment of inertia about X-axis should be __________ the moment of inertia about Y-axis.
A Equal to
B Twice
C Three times
D Four times
The moon rotates round the earth once in every
A 29 days
B 29.35 days
C 29.53 days
D 30 days
The Earth rotates-around an axis pointing towards ________
A The moon
B The pole star
C The sun
D Venus
The oldest rocks in the earth's crust were once molten, and came from deep inside the earth. The molten rock, called magma, spewed out in volcanic eruptions during the earth's early life and solidified into hard rock's called
A granite
B basalt
C igneous rocks
D sedimentary rocks
পৃথিবী পৃষ্ঠে একটি ইটের ওজন 81 N. পৃথিবীর অর্ধেক বাসার্ধের সমান উচ্চতায় এবং অর্ধেক বাসার্ধের সমান গভীরতায় ইউটির উপরে পৃথিবীর অভিকর্ষ বলের মান কত হবে?(A brick weighs 81 N on the surface of the earth. What are the earth's gravitational forces act on it at a height of half of the radius of the earth and at a depth of half of the radius of earth, respectively?)
A 36 N and 81 N
B 36 N and 40.5 N
C 36 N and 20.25 N
D 98 and 40.5 N
E 81 N and 81 N
When a liquid rotates at a constant angular velocity about a vertical axis as a rigid body, the pressure intensity varies
A linearly with radial distance
B as the square of the radial distance
C inversely as the square of the radial distance
D inversely as the radial distance
Arif starting from x goes to Y. t the same time Boby starts from Y and goes towards X. Once Arif reaches Y, he changes his direction and returns to X. Once Boby reaches X, he changes his direction and returns to Y. Throughout the journey, Arif travels at 54 kmph and Boby travels at 72 kmph. By the time they meet for the second tike, boby covers 36 km more than Arif. Find the distance (in km) between X and Y.
A 72
B 84
C 96
D None

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