What is the gravitational potential energy of the earth and a satellite of massm=100kgorbiting close to the earth's surface ? View Solution Free Ncert Solutions English Medium NCERT Solutions NCERT Solutions for Class 12 English Medium NCERT Solutions for Class 11 English Medium ...
结果1 题目 15 A car has a mass of 1000 kg and a kinetic energy of 12 500J.Calculate its speed.Use the equation: kineti cenergy=0.5*mass*(speed)^2 A 3.5 m/s B 5.0 m/s C 6.3 m/s D 25.0 m/s Your answer B 相关知识点: 试题来源: 解析 B 反馈 收藏 ...
What is the speed of an electron with kinetic energy 0. Find the speed parameter and Lorentz factor for an electron that has a kinetic energy of 9.00 keV. What is the speed of an electron whose kinetic energy is 1.69 MeV ? What is the speed of an electron whose k...
How much kinetic energy does an object with a mass of 1200 grams traveling in a straight line with a speed of 5.0 m/s possess? An object has a KE = 18000 and a mass of 98 kg. What is the speed of the object? A ...
Determine the mass of the object that is in motion. The mass of an object is the measure of how much matter is in an object. Step 3 Determine the velocity of the object that is in motion. The velocity of an object is the speed of that object. ...
The initial speed of the cyclist is 21 km/h and he has 3.0 * 10^2 W of power. If the bicycle is able to convert 92% of input energy into kinetic energy, how fast will cyclist be traveling after 4.0 s. The combined mass of the cyclist and the bicycle is 78 kg. The answe...
One sphere collides with other sphere that has speed of u2 = 0... Both spheres have same mass (m1 = m2 = 0.3 kg)... After collision first sphere has speed of v1 = 0.6 m/s, second sphere v2 = 1.1 m/s ... How much of kinetic energy has been transformed into heat Homewor...
Calculate the final speed of this proton. The mass of a proton is 1.673 \times 10^{-27} kg and the elemental charge is 1.602 \times 10^{-19} C. Answer in units of m/s.A proton is accelerated from rest through a potential difference V_0 and gains ...
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To solve the problem, we will calculate both the kinetic energy and the speed of the body step by step.Given: - Mass of the body,