Which of the following will reach the highest height? a. A golf ball is hit at an angle of 90° above horizontal with a speed of 80 m/s. b. A golf ball is hit at an angle of 80° above horizontal with a speed of 90 m/s.

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Q: 11: Block A, with a mass 30 kg, rests on the incline. The oefficient of static friction between the…

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Q: 8. A spring is stretched 200 mm by a 15-kg block. If the block is displaced 100 mm downward from its…

A: in this question  we use equation  of simple harmonic motion.

Q: Exercise 8.12 A bat strikes a 0.145-kg baseball. Just before impact, the ball is traveling…

A: Write the given values with the suitable variables. m=0.145 kgu=55 m/sθ=40°v=65 m/sΔt=1.85…

Q: 25) In a flask, 114.0 g of water is heated using 67.0 W of power, with perfect efficiency. How long…

A: Write the given values with the suitable variables. P=67 Wm=114 g=0.114 kgT1=15 °CT2=25 °CC=4186…

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Q: tro to Physics class A 500 g block of wood is resting on a table, attached to a spring. You throw a…

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Q: Q14: A constant force of (51) N acts on a 4.0-kg object as it moves from the origin to the point…

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Q: A 67.1 kg runner has a speed of 4.30m / s at one instant during a long-distance event. what is the…

A: Given data:  Mass (m) = 67.1 kg Initial velocity (vi) = 4.30 m/s Final velocity (Vf) = 8.60 m/s…

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Q: A meter stick balances horizontally on a knife-edge at the 50.0 cm mark. With two 4.78 g coins…

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Q: loop is always 0.

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Q: Exercise 8.42 A bullet of mass 6.00 g is fired horizontally into a wooden block of mass 1.21 kg…

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Q: How are the magnetic field lines differ from electrostatic field lines?   A. North and South pole…

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Q: Find the final velocity of car Initial velocity=0 m/s Acceleration=22 m/s2 Time=0.5 s

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Q: wo cars are approaching each other from opposite sides. Car 1 has a mass of 300 [kg] and moves at a…

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Q: The angular position of a point on a rotating wheel is given by 0 = 7.97 +1.93t² + 3.82t3, where is…

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Q: A solid metal sphere of 2.0 cm radius is electrically charged with an unknown charge Q. The electric…

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Q: The system in the figure is in equilibrium. A concrete block of mass 215 kg hangs from the end of…

A: a) We note that the angle between the cable and the strut is α=θ-ϕ = 46.8° - 36.3° = 10.5°The angle…

Q: Find the final velocity of car Initial velocity=0 m/s Acceleration=22 m/s2 Time=0.5 s

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Q: A golf ball is hit at an angle of 32.5° above horizontal with a speed of 60 m/s. How high does it…

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Q: A gas in a cylinder expands from a volume of 0.110 m3 to 0.320 m3. Heat flows into the gas just…

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Q: Find the value of mass Force=111 N Acceleration=1.77 m/s2

A: force (F) = 111 N Acceleration (a) = 1.77 ms2

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Q: Calculate the magnetic field strength of a toroid with n turns.

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Q: 4.) (Based on Neamen - Review Question 7.6) - Why does a capacitance exist in a reverse- biased pn…

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Q: c) 39.2 d) 19.4 Q5: The area under a velocity-time graph represents: a) speed b) change in…

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Q: QUESTION Three vectors and their sum are shown in the figure. Here, 3= (4.2 m)7-(1.5 m)7 6=(-1.6…

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Projectile Motion