SICS TIS SPECIAL HOMEWORK #5 40: Convert (a) 50 (b) 100' and (c) 170 to radian....
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SICS TIS SPECIAL HOMEWORK #5 40: Convert (a) 50° (b) 100' and (c) 170° to radian. 41: Convert (a) 0.4 rad, (b) 1.0 rad, (c) x/3 rad and (d) 3.7 rad to degree. 42: Convert (a) 7200 rpm, (b) 5400 rpm and (c) 60 rpm to rad/s. 43: The Earth is moving around the sun in a circular orbit of radius 1.5 x 10¹m. It makes one revolution per year. Find (a) the angular speed of Earth in radian/s; and (b) the tangential speed ( linear speed) of Earth using the formula V-ro, and (c) tangential speed using the formula, V-2xr/t. 44: An object is rotating at a constant angular speed of 5 rev/s. (a) How long will the object take to make one revolution? (b) How many revolutions will the object make in 10 s? 45: Find the angular speed ( rad/s) of (a) the "hour hand", (b) the "minute hand" and (c) the "second hand" of a clock. 46: Find the moment of inertia of Earth around the sun. The mass of Earth is 5.98 x 1024 kg and the radius of the Earth's orbit around the sun is 1.5 x 10¹m. 47: Two masses are connected by a light (massless) rod as shown in the diagram. Find (a) the moment of inertial of the masses around an axis passing through A and (b) moment of inertia around an axis passing through B. [56kg.m²; 21kg.m²] 48: Two force are acting on a rod as shown in the diagram. If the rod is free to rotate around A, find the net torque on the rod around A. [-10 N.m] A 2m A Im 2kg 2m 20N 2m 3kg Im B ION 49: Define or explain the following terms: (a) rotational or angular speed, (b) rotational inertia, (c) moment inertia, (d) torque and (e) angular momentum. of SICS TIS SPECIAL HOMEWORK #5 40: Convert (a) 50° (b) 100' and (c) 170° to radian. 41: Convert (a) 0.4 rad, (b) 1.0 rad, (c) x/3 rad and (d) 3.7 rad to degree. 42: Convert (a) 7200 rpm, (b) 5400 rpm and (c) 60 rpm to rad/s. 43: The Earth is moving around the sun in a circular orbit of radius 1.5 x 10¹m. It makes one revolution per year. Find (a) the angular speed of Earth in radian/s; and (b) the tangential speed ( linear speed) of Earth using the formula V-ro, and (c) tangential speed using the formula, V-2xr/t. 44: An object is rotating at a constant angular speed of 5 rev/s. (a) How long will the object take to make one revolution? (b) How many revolutions will the object make in 10 s? 45: Find the angular speed ( rad/s) of (a) the "hour hand", (b) the "minute hand" and (c) the "second hand" of a clock. 46: Find the moment of inertia of Earth around the sun. The mass of Earth is 5.98 x 1024 kg and the radius of the Earth's orbit around the sun is 1.5 x 10¹m. 47: Two masses are connected by a light (massless) rod as shown in the diagram. Find (a) the moment of inertial of the masses around an axis passing through A and (b) moment of inertia around an axis passing through B. [56kg.m²; 21kg.m²] 48: Two force are acting on a rod as shown in the diagram. If the rod is free to rotate around A, find the net torque on the rod around A. [-10 N.m] A 2m A Im 2kg 2m 20N 2m 3kg Im B ION 49: Define or explain the following terms: (a) rotational or angular speed, (b) rotational inertia, (c) moment inertia, (d) torque and (e) angular momentum. of
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Income Tax Fundamentals 2013
ISBN: 9781285586618
31st Edition
Authors: Gerald E. Whittenburg, Martha Altus Buller, Steven L Gill
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