2.68 = CALC An object's velocity is measured to be Ux(t) = a - Br², where a = 4.00 m/s and B= 2.00 m/s². At t=0 the object is at x = 0. (a) Calculate the object's position and accel- eration as functions of time. (b) What is the object's maximum positive displacement from the origin?

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2.68 **
CALC An object's velocity is measured to be U(1) =
stu
Br, where a = 4.00 m/s and B 2.00 m/s. At t 0 the
object is at x = 0. (a) Calculate the object's position and accel-
eration as functions of time. (b) What is the object's maximum
positive displacement from the origin?
a s
a E
tos
the
Fig
2.70 • Egg Drop. You are
on the roof of the physics build-
ing, 46.0 m above the ground
(Fig. P2.70). Your physics pro-
fessor, who is 1.80 m tall, is
Figure P2.70
walking alongside the building
at a constant speed of 1.20 m/s.
If
wish to drop an egg on
you
your professor's head, where
should the professor be when
you release the egg? Assume
that the egg is in free fall.
46.0 m
v = 1.20 m/s
1.80 mt
(a)
ter
velo
120
is1120
search
Transcribed Image Text:O Math / Physics Problem Solver O Physics & Force Problem Solver olver y physics word problem solver - Ya ger.com/messenger_media?thread_id%36505708766107632&attachment_id=481701882947315&message_id%3mid.%24gABcc6FwEF_CE G Google E Xavier XSEL Experie.. O New Tab BASPHYS Pro 3. 2.68 ** CALC An object's velocity is measured to be U(1) = stu Br, where a = 4.00 m/s and B 2.00 m/s. At t 0 the object is at x = 0. (a) Calculate the object's position and accel- eration as functions of time. (b) What is the object's maximum positive displacement from the origin? a s a E tos the Fig 2.70 • Egg Drop. You are on the roof of the physics build- ing, 46.0 m above the ground (Fig. P2.70). Your physics pro- fessor, who is 1.80 m tall, is Figure P2.70 walking alongside the building at a constant speed of 1.20 m/s. If wish to drop an egg on you your professor's head, where should the professor be when you release the egg? Assume that the egg is in free fall. 46.0 m v = 1.20 m/s 1.80 mt (a) ter velo 120 is1120 search
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