1) The coefficient of static friction between a car of mass 100 kg and asphalt is µ = 0.7. What is the least time it will take the car to accelerate to 96 km/h? (3.9 s)
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Q: 1) The coefficient of static friction between a car of mass 100 kg and asphalt is µ̟ = 0.7. What is…
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A: From Newton’s second law of motion.
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A: We’ll answer the first question since the exact one wasn’tspecified. Please submit a new question…
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A: Given data: F1 = 250 lb F2 = 375 lb
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Q: An 800 kg car exerts 4000N of applied force on a level road while being opposed by 700 N of…
A: Given: mass of car, m = 800 kg applied force, F = 4000 N force of friction, f = 700 N
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- A force F1, of magnitude 6.00 units acts on an object at the origin in a direction = 30.0 above the positive x-axis (Fig. P3.8). A second force F2 of magnitude 5.00 units acts on the object in the direction of the positive y-axis. Find graphically the magnitude and direction of the resultant force F1 + F2?. Figure P3.8Alitz 1) - K 7 Mi →1 ext 7 Lo esc Bi A block of volume 600 × 10-6 m³ is held by a string at rest in honey as shown. Pblock = 5023 kg/m³, Phoney 1400 kg/m³, and g = 10.0 m/s2. What is the magnitude of the tension force on the block, in Newtons? Your answer needs to have 3 significant figures, including the negative sign in your answer if needed. (No unit is needed in your answer, it is already given in the question statement.) f1 ? Q A f2 2 W S f3 # 3 f4 $ 101 4 E R f5 do F 5 f6 < T k 6 f7 & Y lije 7 G H f8 * UA grocery bag can withstand 65 N.of force before it rips apart. How many kilograms of apples can it safely Useg =9.8 m/s^ 2 Calculate the answer to one decimal
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- HW 11 Steep safety ramps are built beside mountain highways to enable vehi- cles with defective brakes to stop. A 10-ton truck enters a 15° ramp at a high speed vo 108 ft/s and travels for 6 s before its speed is reduced to 36 ft/s. Assuming constant deceleration, determine (a) the magnitude of the braking force, (b) the additional time required for the truck to stop. Neglect air resistance and rolling resistance. %3D RAIL INES 00 15°A horizontal force of 680 N is needed to overcome the force of static friction between a level floor and a 269 kg crate. What is the acceleration of the crate if the 680N force maintained after the crate begins to move and the coefficient of kinetic friction is 0.15?10.Which one of the statements is NOT true about vectors? () A A If ass, where a is acceleration and v is velocity, then does not change in magnitude. B If a forcerhas an x component--25N and y component -40N , Fmakes an acute angle with +x-axis. C C If two vectors have unequal magnitudes, their sum can never be zero.
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