across them
Q: 11. A 0.500 [kg] ball was thrown downward with an initial speed of 5.00 [m/s] from a height of 5.00…
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Q: A 1.00-kilogram block is held at rest on a frictionless plane inclined at 30.° to the horizontal.…
A: mass of block (m) = 1 kg surface type : frictionless angle of inclined plane (θ) = 30oinitial height…
Q: V A A 0 t 2 4 5 B 2. Two identical objects, A and B, move along straight, parallel, horizontal…
A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…
Q: 8. You are riding a roller-coaster going around a vertical loop, on the inside of the loop. If the…
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Q: Using a modified pulley system, you need to lift 450 N of concrete a total distance of 5 meters…
A: Lifting force F1 = 450N Distance moved d = 5m If we pull the distance D = 15m The required force F2…
Q: Using this figure, identify at which of the points the ball's velocity is zero.. y Voy - - 1 B 1
A: Given that, we observe a projectile motion ,
Q: 6. Which one of these statements describes the relationship between the initial release height and…
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Q: 1. A car goes down a frictionless 100 incline for 1 m. What is it’s final velocity?
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Q: 'art (a) Express the capacitive reactance, Xc, in terms of C and w. 78 9 ↑^^ 4 | 5 | 6 Δν, HO max b…
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Q: The speed of an engine moving from point A to make an angle of a with the direction of the stream as…
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Q: nicles acceleration at pa
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Q: 42. John is moving a 14 kg box in a Phsyics lab on an approximately frictionless surface. If the box…
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Q: 1. A proton of mass 1.67 x 10-27 kg is initially at rest. It then moves through 1.80 cm along a…
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Q: 3. A 2kg owl jumps directly upward into the air with a speed of 5m/s, but a wind is blowing which…
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Q: ans. a) 3.41 N a) What is the tension in the string? m/sec. The length of the string is 1.2 m. The…
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Q: The surface of a pool table is h=0.710 m from the floor. The winner of a competition wants to know…
A: height = h =0.71 m horizontal distance = R = 4.95 m initial horizontal component of velocity = V0x=…
Q: The turnbuckle is tightened until the tension in the cable AB equals 2.6 kN. Determine the vector…
A: Solution:-Given thatTension in the cable AB (TAB)=2.6 kN
Q: 85. A plane travels N30°W at 450 mph and encounters a wind blowing due west at 30 mph. (See Example…
A: A vector quantity is the one that has magnitude and direction. displacement, velocity, and…
Q: A homogeneous pulley with two grooves consists of two wheels which turn together as one around the…
A: We are given pulley. 2 masses are hung opposite sides. We apply laws of motion to find angular…
Q: A box slides from rest down a curved slope. Its initial height is 31_m above the ground, and it…
A: PEtop=KEbottom+PEbottom mgh1=12mv2+mgh2v=2gh1-h2
Q: Problems, Section 9 number,10,11. Please answer the questions
A: Solving part 10:
Q: E2. A car rounds a curve with a radius of 35 m at a speed of 20 m/s. What is the centripetal…
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Q: a frictionless plane is 10.0 m long and inclined at 31.0 degree a sled starts at the bottom with an…
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Q: The force F has a magnitude of 780 N. Express F as a vector in terms of the unit vectors i and j.…
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Q: 46. A 2.55 kg bucket of sand is attached to a 1.31 m long rope and is swung in a vertical circle. At…
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- 2 A new car is tested on a 250-m-diameter track. W S X ommand # 3 So E D C $ 4 888 R F % 5 V T G 6 ▼ Part A B If the car speeds up at a steady 1.4 m/s², how long after starting is the magnitude of its centripetal acceleration equal to the tangential acceleration? Express your answer with the appropriate units. Provide Feedback At= Value MacBook Air 320 Y Submit Request Answer H & o 7 N HÅ 329 U 8 J → W M Units ( 9 K MOSISO DD ? O O L 1- command P { option + ? 1 1 Review Next > delete retuA 45.0-kg child swings in a swing supported by two chains, each 3.10 m long. The tension in each chain at the lowest point is 340 N. Find the child's speed at the lowest point. m/sSuppose the glider and the hanger had equal masses mG = mh . In this situation, do you expect the magnitude of the acceleration of the glider will be: Select all that apply: Greater than g Equal to g Less than g
- . A 3.0kg cannon ball is shot from a cannon at a speed of 20m/s. The cannon is oriented50 degrees above the horizontal and the cannon’s barrel is 8.0m above the ground. Youwant to position a mat that will catch the cannon ball.a. Determine how much time the cannon ball will spend in flight.b. Draw a force diagram for three points during the cannon ball’s flight (1) while itis being shot from the cannon, (2) when it is at its maximum height, and (3) whenit is half-way between the maximum height and the mat.c. Determine the horizontal distance from the end of the barrel where you shouldplace the mat so that it will catch the ball.d. How fast is the cannon ball moving just before it hits the mat?- 46 and R4 = 24 For the following configuration, V,=44 V, R, =2 k2, R2=9, R3 = k2. Vo = ... V R2 R1 R3 R4 السؤال 11 من 18 >« يقوم الانتقال إلى سؤال آخر بحفظ هذا الرد14
- A block attached to a spring with a stiffness of 3.4 N/m. The relaxed length of the spring is 15 cm and its current length is 10 cm. What is the vector force that the spring exerts on the block? A. (-0.34, 0, 0) N B. (0.51, 0, 0) N C. (-0.51, 0, 0) N D. (0.17, 0, 0) N E. (-0.17, 0, 0) NThe 32-inch ceiling fan spins at 60 RPM and accelerates steadily to 130 RPM in nine seconds. A. Determine the speed (ft / s with two decimal places) for the point 15 inches from the center of the fan 16 seconds after the beginning of the above movement. B. Specify the time (s with two decimal places) for the fan to rotate 125 revolutions. Draw a Free Body Diagram if necessary in part A or part B or both. Please urgent ??? thank you3. One object dropped from the top of a tall building, and one second later a second object is dropped. Neglecting air resistance, the distance between the falling objects will a. Be constant b. Decrease c. Increase d. Depend on their weight e. Depend on the speed of the plane. Explain your reasoning:
- A motorcycle moves around a circular track whose radius 2.69km. . It goes once around the trac368 seconds. What is the magnitude of the capital acceleration of the bike? A. 1.2 b.0.54 c.0.78 d.2.3 e.0.65Leo, who has a mass of 72.0 kg, is riding his rollerblades when he collided with the wall. The wall exerted 2895 N of force and brought his body to a stop after 0.370 seconds. What is Leo's velocity before he collided with the wall? 16.9 m/s O 18.9 m/s O 19.4 m/s 14.9 m/sQ3, Q,4 and Q5