A solid aluminum sphere of radius R has moment of inertia I about an axis through its center. Will the moment of inertia about a central axis of a solid aluminum sphere of radius 2R be A 2I B 4I C 8I D 32I 相关知识点:
<p>To solve the problem, we need to find the specific gravity of the material of the sphere given that it can float in water with a maximum load of 0.1 kg. Here’s a step-by-step breakdown of the solution:</p><p><strong>Step 1: Understand the forces acti
The moment of inertia I of a solid sphere about an axis passing through its diameter is given by the formula: I=25mR2 where m is the mass of the sphere and R is its radius. Step 2: Calculate the volume of the solid sphere The volume V of the solid sphere is given by: V=43πR3...
英语翻译a sphere of radius r inside a cube touches each one of the six sides of the cube.let a "prd" number be defined as one in which the product of the positive divisors of the number,not including the number itself,is greater than the number.
From a solid sphere of mass M and radius R, a cube of maximum possible volume is cut. Moment of inertia of the cube about an axis passing through its centre and perpendicular to one of its faces is View Solution Q2 From a solid sphere of mass M and radius R, a cube of maximum ...
Show that the surface are a of a sphere of radius r is 4wr2. 相关知识点: 试题来源: 解析 The sphere is obtained by rotating the semicircle x=rcost y=rsint 0≤t≤π about the x-axis. Therefore, from Formula 6, we get S=∫_0^π2πrsint√((-rsint)^2+(rcost)^2dt =2π∫...
A solid is cut out of a sphere of radius 2 by two parallel planes each 1 unit from the center.The volume of this solid is () A. (10π )3 B. (32π )3 C. (25π )3 D. (22π )3 相关知识点: 试题来源: 解析 D The generating circle has the equation x^2+y^2=4. Usin...
A conducting solid sphere of radius一个is surrounded by a thin conducting spherical shell of radius b as shown in the figure. The sphere(一个)is grounded and the outer shell is charged with electric charge Q. Find the electrostatic energy...
A uniform solid sphere of mass M and radius R is placed on a ramp inclined at an angle θ to the horizontal.The coe\x0efficient of static friction between sphere and ramp is \x16μs.Find the maximum value of \x12 for which the sphere will roll without slipping,startingfrom rest,in te...
2 The volume, V, of a sphere of radius r is given by=4/3πr^3 The radius, rcm, of a sphere is increasing at the rate of 0.5 cms-1. Find, in terms of t, the rate of change of the volume of the sphere when r = 0.25.4 ...