A 50 g silver disk at 3000C is placed in 200 cm3 of methyl alcohol at 140C, then removed quickly. The silver temperature is found to have dropped to 1200C. Calculate the new temperature of the methyl alcohol

Q: A 75.0 Kg person stands on a scale that reads 500. Newtons. The person is pulling on a rope that is…

A: The tension in the rope T=mg-N  =75.0 kg×9.81 ms2-500 N  =236 N

Q: F1 F, F4 60 60 30

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Q: For a 0.20 kg block of wood on the floor u is 0.50 and u, is 0.75. What is the force of friction…

A: Given data: The mass of block is m=0.2 kg. The coefficient of kinetic friction is µk=0.5. The…

Q: An elevator filled with passengers has a mass of 1583kg. The upward velocity is constant at 8.32.…

A: Given data:  Mass (m) = 1583 kg Upward velocity is constant Required: The tension in the cable

Q: m2 mi Question 1/ 10 In the figure shown the inclined plane is frictionless. If 0,-45 °, m- 3 kg,…

A: Given data: The mass of the block (1) is, m1=6 kg. The mass of the block (2) is, m2=3 kg. The angle…

Q: M1 = 10 kg No friction M2 = 2 kg uk = 0.1 O = 30° O = 40° Two masses are connected as shown. There…

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Q: A race car travels 76 m/s around a circular track of radius 159 m What is the magnitude of the…

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Q: The link is subjected to two forces F, and F2. Determine the magnitude and orientation of the…

A: Calculate the resultant force in horizontal direction. Fx=600cos30°-400sin45°=236.77 N

Q: At a construction site, a 16.0 kg bucket of concrete is connected over a very light frictionless…

A: Part A: Acceleration of the bucket is a= 2.81 m/s2Part B: The speed of the bucket is v = 2.90…

Q: 5. A 500 kg car moving on a flat , horizontal road when suddenly it turns in 35 m circular curve. If…

A: Given: The mass of the car is 500 kg. The radius of the path is 35 m. The coefficient of the…

Q: Q/ In figure below, if the friction force between the cable and the pulley is negligible, determine…

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Q: An incline of height 20 m and 0 = 12° has an object of mass m=1.5 kg sliding down on it. The…

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Q: Due to a jaw injury, a patient must wear a strap that produces a net upward force of 5.00 N on his…

A:

Q: Three forces acting on an object of mass 4 kg, are given by, F1= (-2.0 i + 2.0 j) N, F2 = (5.0 i–…

A: Determine the net force acting on the object as follows. F=F1+F2+F3=-2.0i+2.0j N+5.0i-6.0j N+-15i…

Q: A 10 kg is suspended vertically in a cord. What is the tension in the cord?

A: let us find the tension of the cord of 10 kg suspended vertically in the cord.

Q: **11. The three blocks in the figure are on a frictionless surface. If F= 48.0 N, m₁ = 2.0 kg, m2 =…

A: Given: The applied force F is 48 N. m1=2 kgm2=1.5 kgm3=3.5 kg

Q: A driver tells passengers to buckle their seatbelts, invoking the law of inertia. In a few…

A: Newtons first law of motion. A body will   not change its motion unless any unbalanced force act on…

Q: The figure shows two blocks joined by an ideal inextensible wire, passing through an ideal pulley.…

A: According to Newton's third law every action has equal and opposite reaction .In  action reaction…

Q: resultant of the five forces shown is 1000 N dire cted u 45 de grees North of East. F 830N 38 b. If…

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Q: In the figure shown, mass m1 = 12.9 kg, m2 = 11.8 kg, and the surfaces are all frictionless. How…

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Q: A pig has weight 500 N. It stands on a scale in an elevator, which reads 530 N. Which is correct? A.…

A: Given,  Actual Weight, W = mg = 500 N  Apparent weight A = 530 N

Q: a) What is the magnitude of the acceleration of each block? b) How much time would I take for the…

A: Newton's Second law of motion According to Newton's Second Law of motion, the rate of change of…

Q: tow-truck pulls a 1500 kg car using a steel cable that makes a 25° angle with the horizontal, as…

A:

Q: cted by ropes, as depicted in Figure 1. The coefficient of kinetic friction between m1 and m2 is…

A: Given: The Mass of Block 1 (m1)=2 kg The Mass of Block 2 (m2)=3 kg The Mass of Block 3 (m3)=10 kg

Q: A little jet plane moves at 820km/h as it makes a horizontal circular turn that has a radius of 15.0…

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Q: M2 = 4 kg a m2 u = 0.1 %3D 20° 0 M1 = 10 kg What is the acceleration? What is the tension on the…

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Q: Answers: FA= i @ 190 mm 195 mm 190 mm 6.8 kN 3.1 KN ! KN

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Q: Force causes acceleration. choose all the correct answers when  non zero net force acts on the…

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Q: A cord passing over a pulley connects two masses, as shown, where m, = 4.10 kg and m, = 8.10 kg. The…

A: Using Newton's second law of motion  The net external force on the object is equal to mass times the…

Q: A block accelerates down a ramp at an angle θ=32° with a friction coefficient of 0.15.  Determine…

A: The block’s free-body diagram on an inclined plane is shown below. Here, m denotes the block’s…

Q: 2. A packing crate rests on a ramp that makes an angle with the horizontal. The coefficient of…

A: Given that, A crate is placed on the inclined plane The coefficient of static friction between the…

Q: A race car travels 76 m/s around a circular track of radius 159 m What is the magnitude of the…

A: mass of driver m = 1600 Kg speed of car V = 76 m/s Radius of the track R = 159 m Since the car is…

Q: The coefficient of friction between a race car's wheels and the track is 1.0. The car starts from…

A: Ans : option (c) 73 m/s is correct. Explanation:

Q: A race car travels 76 m/s around a circular track of radius 159 m What is the magnitude of the…

A: Speed of race car v = 76 m/s Radius of the track is R = 159 m  mass of the car is m = 1600 kg