Physics question and answers for April 10, 2024
- Q A 13.7 kg mass is suspended on a 1 x 10^5 N/m spring. The mass oscillates up and down from the equilibrium position yeq = 0 according toy(t) = A...
- Q A mass-spring system oscillates with a period of 2.2 seconds. What would the system'speriod be if the mass (m) and spring constant (k) were both increased by a factor of...
- Q You push your little sister on a swing andin 1.4 minutes you make 53 pushes.What is the frequency of your swing?Answer in units of Hz.
- Q The original period of a simple pendulum is T. The length of the simple pendulum is then quadrupled and its mass is doubled. What is the new period of the...
- Q An ornament of mass 40.0 g is attached to a vertical ideal spring with a force constant (spring constant) of 20.0 N/m. The ornament is then lowered very slowly until...
- Q Which statement/s is/are correct about the relationship between frequency and length of a pendulum. (Choose all that apply)Select one or more:a. The longer the pendulum, the smaller the frequency.b.The longer...
- Q Mass on a spring: An object that weighs 2.450 N is attached to an ideal massless spring and undergoes simple harmonic oscillations with a period of 0.640 s. What is...
- Q Energy in SHM: If we double only the mass of a vibrating ideal mass-and-spring system, the mechanical energy of the systemA. increases by a factor of 2.B. increases by a...
- Q A 172 g ball is tied to a string. It is pulled to an angle of 6.2 and released to swing as a pendulum. A student with a stopwatch finds...
- Q A mass on a string of unknown length oscillates as a pendulum with a period of 6.9 s. Parts A to D are independent questions, each referring to the initial...
- Q For lunch you and your friends decide to stop at the nearest deli and have a sandwich made fresh for you with 0.300 kg of Italian ham. The slices of...
- Q An air-track glider attached to a spring oscillates between the 14.0 cm mark and the 52.0 cm mark on the track. The glider completes 10.0 oscillations in 39.0 s. What...
- Q A 1.40 kg block is attached to a spring with spring constant 15.0 N/m. While the block is sitting at rest, a student hits it with a hammer and almost...
- Q A spring is hanging from the ceiling. Attaching a 560 g physics book to the spring causes it to stretch 18 cm in order to come to equilibrium. What is...
- Q An object in SHM oscillates with a period of 4.0 s and an amplitude of 12 cm.How long does the object take to move from x = 0.0 cm to...
- Q Which statement best describes simple harmonic motion?An oscillation with a fixed period and fixed amplitude.An oscillation with a fixed period but changing amplitude.An oscillation that gets quicker and quicker.An oscillation...
- Q A block attached to a spring with unknown spring constant oscillates with a period of 2.1 s. Parts A to D are independent questions, each referring to the initial situation....
- Q Which of the following is an example of uniform motion?A moving roller coaster carA moving Ferrari in a Formula 1 raceA cruising aircraft with different velocityAn oscillating pendulum clock
- Q Suppose that a 23.1-kilogram mass is mounted on the end of a horizontal ideal massless spring with stiffness 511 N/m. Ignore all friction. If the mass is initially released from...
- Q For the background of a dramatic theater set, the crew want to build a giant pendulum that will have a natural period of 5.4 seconds. Assuming an ideal simple pendulum...
- Q When an object moves along X axis under the action of force F = -kx it is said to be performing simple harmonic oscillatory motion about x=0 as mean position...
- Q A simple pendulum (very compact bob & massless arm) has length L and mass m. It is released from rest at position Pat a small displacement angle 80, then repeatedly...
- Q A 500.-g mass is attached to the end of an ideal, massless spring with constant 8.50 N/m, as shown. (These values are similar to those used in PHYS 151L Lab...
- Q A mass mis attached to the end of an ideal, massless spring with constant k, as shown. The mass is initially displaced to the right of the spring's equilibrium position...
- Q Two parakeets sit on a swing with their combined center of mass 9.94 cm below the pivot. At t = Os the parakeets are at their maximum backwards position. At...
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