WebA: Given data as per question Mass of each ball =0.4 kg Mass of sleeve =1.2 kg Let force exerted on… Q: A 3.9-kg sphere S is being moved in a vertical plane by a robotic arm. When the angle 0 is 27°, the… WebScience Physics 20. Two trolleys, of mass 1.2 kg and 4.8 kg, are at rest with a compressed spring between them. A string holds the carts together. When the string is cut, the trolleys spring apart. If the force constant of the spring is 2.4 X 103 N/m, by how much must the spring have been compressed so that the 4.8-kg cart moves at 2.0 m/s? 20.
Answered: 20. Two trolleys, of mass 1.2 kg and… bartleby
WebFig. 2.1 shows a uniform metre rule PQ in equilibrium. The distance PQ is 100 cm. The mass of the metre rule is 0.12 kg and its weight is W. On Fig 2.1, draw and label: 1. an arrow to show the force W acting on PQ at the centre of mass. 2.an arrow to show the force R acting on PQ at the pivot. Web3 A shopping trolley and its contents have a total mass of 42 kg. The trolley is being pushed along a horizontal surface at a speed of 1.2 m s–1. When the trolley is released, … christian bale gg allin
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Web(b) The student uses a balance to measure the mass m of the wooden rod as shown in Fig. 1.3. wooden rod 7.8 g Fig. 1.3 Record the mass m of the rod. m = ..... g Calculate a value ρ 1 for the density of the wooden rod. Use your values from (a)(i) and (b) and the equation ρ 1 = 4 m πd 2l. Include a suitable unit. Webhanging mass Fig. 1.1 For each mass, hung as shown, the acceleration of the trolley is determined from the tape. Some of the results are given in the table below. weight of the … Web(ii)Fig. 2.1 shows a large crane on a construction site lifting a block of mass 14 000 kg. 20 m A B block counterweight operator’s cabin Fig. 2.1 Calculate the moment about A due to the 14 000 kg block suspended from B. moment = ..... [2] (b) (i) Speed is a scalar quantity and velocity is a vector quantity. State the difference between george mason university fnp program