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Physics
Page 9
Questions (151,571)
What do waves transfer?
Transfers - Metro Transit a particles b vibrations c energy d matter
3 answers
asked by
no name
138 views
Which analogy best describes amperage? (1 point)
diameter of a pipe through which water moves Olength of the pipe through which
3 answers
asked by
Hlo
224 views
Which statement best describes the refraction of light as it moves from air to glass? (1 point) Light undergoes diffraction due
4 answers
asked by
anonymous
1,172 views
A transverse wave has an amplitude of 5 cm, a frequency of 60 Hz and a distance from crest to next trough of 15 cm. Identify the
5 answers
asked by
ben
1,772 views
the distance from the sun to earth is about 1.5x10^11 meters. suppose light travels at a speed of 3x10^8 meters per second.
7 answers
asked by
shirly
9,767 views
A hydraulic lift office chair has its seat attached to a piston with an area of
11.2 cm2 . The chair is raised by exerting force
7 answers
asked by
Alexis
7,559 views
A machine has a velocity ratio of 6 and is 80% efficiency.What effort would be needed to lift a load of 300 with the help of
6 answers
asked by
Bright
4,948 views
A stone was dropped off a cliff and hit the ground with a speed of 120 ft/s. Using the fact that acceleration due to gravity is
5 answers
asked by
Cole
11,001 views
An Aeroplane X Whose Average Speed Is 500km/h Leaves Kano Airport At 7:00am And Travels For 2 Hours On A Bearing 050 Degree. It
7 answers
asked by
Ahmed
3,762 views
David can row at 5 m/s in still water. He starts rowing from a point on the south bank of a river that is flowing due east at 3
4 answers
asked by
LE
1,155 views
The temperture of a mixture decrease at the rate of 1degree per 30 mins the twmperature of mixture at 3oclock was 5degree
At what
5 answers
asked by
ibanrihun
2,349 views
The change in the momentum of an object (Ä p) is given by the force, F, acting on the object multiplied by the time interval
4 answers
asked by
Casablanca
2,842 views
Two boys A and B are at two diametrically opposite points on a circle. At one
instant the two start running on the circle; A
4 answers
asked by
Collins
2,381 views
A 4.0 kg, 36-cm-diameter metal disk, initially at rest, can rotate on an axle along its axis. A steady 5.5 N tangential force is
6 answers
asked by
Nathan
10,474 views
modeling fusion quick check
19 answers
asked by
help
4,471 views
A Particle moves along the x-axis so that at any time t>0, its acceleration is given by a(t)= ln(1+2^t). If the velocity of the
5 answers
asked by
D-MO
10,053 views
A horizontal force of 804 N is needed to drag a crate across a horizontal floor with a constant speed. You drag the crate using
5 answers
asked by
Anonymous
3,649 views
A box with mass 13.0 kg moves on a ramp that is inclined at an angle of 55.0∘ above the horizontal. The coefficient of kinetic
4 answers
asked by
A
7,583 views
A solid aluminum ingot weighs 89 N in air. What is its volume? The ingot is suspended from a rope and totally immersed in water.
4 answers
asked by
Anonymous
6,428 views
Given a 10-V power supply, would a 20-ohm resistor and a 5-ohm resistor need to be arranged in parallel or in series to generate
16 answers
asked by
Abby
3,169 views
5. A student has the following data: V1 = 822 mL, T1 = 75°C and T2 = -25°C. He calculates V2 and gets -274 mL is this value
4 answers
asked by
Evie
4,258 views
A 52 kg woman is standing in a 26 kg cart that is moving a velocity of 1.2 m/s S. The woman staying rest then moves at a
4 answers
asked by
Anna
2,285 views
A spring sketch by 6cm when supporting a load of 15N? By how much would it stretch when supporting a load of 5Kg
7 answers
asked by
Purity
3,079 views
3. A man lifts various loads with the same lever. The distance of the applied force from the fulcrum is 1.00 m, and the distance
4 answers
asked by
Tim
5,275 views
a stone is dropped from a 75m building. when a stone has dropped 15m, a second stone was thrown downward with an initial
5 answers
asked by
Oscar Zambrano
3,738 views
A horse is towing a canal boat, the tow rope making an angle of 10 o with the tow path. If the tension
in the rope is 20N, how
4 answers
asked by
jerome oca
2,708 views
An average hot water tank will hold 300.0 L of water needs to be kept at 65.0C in order to kill any bacteria in the water. If
5 answers
asked by
Ronnie
1,848 views
An object projected horizontally from the top of a cliff with a velocity of 7 metre per second and land on the ground level a
5 answers
asked by
Favour
1,744 views
A radar gun was used to record the speed of a car (in feet per minute) during selected times in the first 2 minutes of a race.
5 answers
asked by
Deondre
4,158 views
How much pressure is exerted on a submarine at a depth of 8.50 km in the Pacific Ocean? (density of sea water = 1.025 x 10^3
4 answers
asked by
Tiffani
2,060 views
a man having a mass of 60 kg exerts a horizontal force of 200 newton in pushing a 90 kg object a distance of 60 meters along
5 answers
asked by
komal yaseen
4,199 views
A uniform AB weighing 40g can be balanced horizontally on a knife edge at 2 cm from the end A when mass of 60 is hung from this
5 answers
asked by
Janeth
977 views
A spring gun is made by compressing a spring (assumed to be perfect) and latching it. A spring of constant k = 60 N/ m is used
5 answers
asked by
Nazgul
2,549 views
An airplane is heading due east with an airspeed of 220km/h when it encounters a wind from the south at 76km/h. What is the
5 answers
asked by
Sara
2,001 views
A load of 4N extends a spring by 10mm. What load would extend it by 15mm?
5 answers
asked by
Luyando
756 views
Consider a ballistic pendulum experiment in which the mass of the ball (bullet) and the pendulum cage (block) are the same. What
4 answers
asked by
Kelly
1,438 views
a stone is thrown at an angle of 30 degrees above the horizontal from the top edge of a cliff with an initial speed of 12m/s. a
4 answers
asked by
S
3,400 views
A horizontal pipe has a cross sectional area of 40.0 cm^2 at the wider portions and 10.0 cm^2 at the constriction. Water is
7 answers
asked by
Jen
2,577 views
Cody is thinking of an object that has a mass greater than 1 gram, but less. than 1 kilogram. Name two objects that he could be
4 answers
asked by
Anonymous
534 views
A friend plays an A note (440 Hz) on her piccolo while running towards you at 40 m/s. What frequency do you hear just before she
4 answers
asked by
Sarah
1,123 views
A cylindrical iron rod 8cm height and 6cm in diameter stands in a cylindrical tin 12cm in diameter water is poured into the tin
7 answers
asked by
Christopher
1,596 views
A body ovlf mass 100kg is placed in a liftfind the reaction between the floor of the lift and the body when the lift moves
1 answer
asked by
Victoria
407 views
a sitealite is orbiting Earth at an orbital radius of 3.9×103 m. What is its velocity in terms of G and the mass of Earth, mp?
5 answers
asked anonymously
97 views
a persons heart and head are 1.3 meter and 1.8 meter above the feet,respectively.determine the potential energy of 0.5 kg of
3 answers
asked by
rodel
428 views
A satellite orbiting Earth at an orbital radius r has a velocity v. Which represents the velocity if the satellite is moved to
13 answers
asked by
jawon
171 views
On Earth, the gravitational force of a certain military drone is 6.0 kg. What is the helicopter's gravitational force if it is
1 answer
asked anonymously
260 views
A 120-MT concrete beam is lifted from the floor by two tandem heavy lift cranes up to a
target height of 7.5 meters. Calculate
1 answer
asked anonymously
108 views
Describe the specific attributes of a prism
1 answer
asked anonymously
420 views
Calculate the heat energy produced in 2 minutes the following currents flowing through a circuit having a total resistance of 15
1 answer
asked anonymously
55 views
Luca is in a culvert below street level. He launches an object at an upward velocity of 40 feet per second. Use GeoGebra to
1 answer
asked by
Blue Berry
222 views
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