Physics
Physics, 14.05.2021 01:30, melanie687

PLEASE HELP ILL GIVE John is listening to a horn. He knows the
frequency of the horn is 542.113 Hz when
both he and the horn are at rest.
If John hears the horn’s pitch at 575.113 Hz,
which of the following are possible?
A) Both can be moving and have the same
speed.
B) Both can be moving while having different
speeds.
C) John can be moving toward a stationary
horn.
D) The distance between John and the horn
is increasing with time.
E) Both can be moving in the same direction.
F) Both can be moving, but away from each
other.
1. A, C, D, F
2. A, B, C, D, E, F
3. A, B, C, E
4. B, C, D, E, F
5. A, B, C, D, F
6. A, B, C, D, E
7. A, C, D, E, F
8. B, C, E, F
9. A, B, C, F
10. A, B, C, E, F

answer
Answers: 3

Other questions on the subject: Physics

image
Physics, 21.06.2019 19:00, dasiaflowers85
When the velocity of an object is doubled, by what factor is its momentum changed? by what factor is its kinetic energy changed? a) the momentum is zero. b) the momentum is not zero. c) difficult to say.
Answers: 3
image
Physics, 22.06.2019 16:00, cmir
The electric field direction is defined by the direction of the force felt by (select one of the following answers): 1. a negative charge. 2. a positive charge. 3. both positive and negative charges.
Answers: 2
image
Physics, 22.06.2019 16:30, sti192
The air in an automobile tire with a volume of 2.60 ft3 is at 70°f and 21 psig. determine the amount of air that must be added to raise the pressure to the recommended value of 30 psig. assume the atmospheric pressure to be 14.6 psia and the temperature and the volume to remain constant. the gas constant of air is ru = 53.34ft⋅lbflbm⋅r(1 psia144 lbf/ft2) = 0.3704 psia⋅ft3lbm⋅r the amount of air that must be added to raise the pressure is lbm
Answers: 3
image
Physics, 22.06.2019 22:30, quan1541
Use the drop-down menus to answer each question. which line represents the movement of a cart with a constant acceleration? a which line represents the movement of a cart with a constant velocity? c which lines represents a cart with no velocity or acceleration? b
Answers: 1
Do you know the correct answer?
PLEASE HELP ILL GIVE John is listening to a horn. He knows the
frequency of the horn is 542.1...

Questions in other subjects:

Konu
Mathematics, 13.01.2021 01:50
Konu
Biology, 13.01.2021 01:50
Konu
Spanish, 13.01.2021 01:50