Physics, 11.06.2021 08:20, blondielocks2002
Refer to Multiple-Concept Example 5 to review a method by which this problem can be solved. You are driving your car, and the traffic light ahead turns red. You apply the brakes for 2.49 s, and the velocity of the car decreases to +4.64 m/s. The car’s deceleration has a magnitude of 3.54 m/s2 during this time. What is the car’s displacement?
Answers: 1
Physics, 21.06.2019 23:20, funnynunny2903
Which quantities are scalars? choose all that apply a. distance b. speed c. acceleration d. velocity
Answers: 2
Physics, 22.06.2019 13:10, pearlvldz
The atoms in a nickel crystal vibrate as harmonic oscillators with an angular frequency of 2.3 × 1013 rad/s. the mass of a nickel atom is 9.75 × 10-26 kg. what is the difference in energy between adjacent vibrational energy levels of nickel? (h = 6.626 × 10-34 j • s, , 1 ev = 1.60 × 10-19 j)
Answers: 2
Physics, 22.06.2019 22:50, mdg5605
The illuminance of a surface varies inversely with the square of its distance from the light source. if the illuminance of a surface is 120 lumens per square meter when its distance from a certain light source is 6 meters, by how many meters should the distance of the surface from the source be increased to reduce its illuminance to 30 lumens per square meter?
Answers: 3
Refer to Multiple-Concept Example 5 to review a method by which this problem can be solved. You are...
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