Questions LLC
Login
or
Sign Up
Ask a New Question
Physics
Page 56
Questions (146,487)
A ball of mass 8 kg falls from rest from a height of 100 m. Neglecting air resistance, calculate its total energy after falling
16 answers
asked by
Bada
4,929 views
in the hydraulic machine shown, you observe that when the small piston is pulled down 10cm, yhe large piston is raised 1 cm. if
4 answers
asked by
john
5,920 views
a child and a sled weighed 290N slide down an ice covered hill that is 10m high. at the bottom of the hill there is an free ice,
7 answers
asked by
mutinta
1,376 views
A ball of mass 200g, travelling with a velocity of 100m/s, collides with another ball of mass 800g, moving at 50m/s in thesame
7 answers
asked by
Yakubu Samuel
1,764 views
A 70.0-kg astronaut pushes to the left on a spacecraft with a force in "gravity-free" space. The spacecraft has a total mass of
4 answers
asked by
Kyle
8,065 views
An arrow is shot vertically upward from a platform 48 ft high at a rate of 233 ft per sec. When will the arrow hit the ground?
5 answers
asked by
diane
2,157 views
A small sandbag is dropped from rest from a hovering hot air balloon. After 2.0 s, how far below the balloon is the sand bag?
5 answers
asked by
Zenon02
4,032 views
Two point charges are placed on the x axis as follows: Charge q1= +4.00 nC is located at x= 0.200 m, and charge q2= +5.00nC is
6 answers
asked by
Jen
9,702 views
Why does hot air rise from pavement on a hot summer day?(1 point)
Responses Due to insulation Due to insulation Due to conduction
7 answers
asked by
Latina baddie ✧
278 views
nuclear equation for the decay of iridium−192 with β and γ emission
4 answers
asked by
Anonymous
690 views
Q.1 A ball is thrown 233 m upward and then falls back to earth.
Neglecting air resistance, how long will it be in the air? The
4 answers
asked by
Lucas G
1,975 views
A stuntman is being pulled along a rough road at a constant velocity by a cable attached to a moving truck. The cable is
4 answers
asked by
A.S
3,714 views
A block and tackle has a velocity ratio of 4 and it is used to vertically raise a load of mass 50kg.if the effciency is
9 answers
asked by
Anonymous
3,690 views
The driver of a car traveling at 25.0 m/s applies the brakes and undergoes a constant negative acceleration of magnitude 2.50
4 answers
asked by
Taylor
2,701 views
An object is thrown vertically upward at 18m/s from a window and hits the
ground 1.6s later. What is the height of the window
4 answers
asked by
l
2,391 views
The minimum frequency for the photoelectric effect of a zinc plate is 9.7 × 1014 Hz. What will be the kinetic energy of an
4 answers
asked by
Pat
2,305 views
A 60 kg student does 60 push ups in 40s . With each push up , the student must lift 70% of the body mass a height of 40cm off
5 answers
asked by
Melissa
2,596 views
An energy of 6.0×10−2 J is stored in the metal sphere on top of a Van de Graaff generator. A spark carrying 1.0 micro-coulomb
4 answers
asked by
Helen
3,166 views
A mass m at the end of a spring vibrates with a frequency of 0.87 Hz. When an additional 602 g mass is added to m, the frequency
4 answers
asked by
Tom
3,669 views
Two charges are located along the x-axis. One has a charge of 6.3 μC, and the second has a charge of −3.4 μC.
If the
5 answers
asked by
Willow
3,033 views
The drawing shows two surfaces that have the same area. A uniform magnetic field B fills the space occupied by these surfaces
4 answers
asked by
Mary
3,904 views
9. A lump of gold sample is suspected to have a mass of 500g and is found to have a relative den of 5.2
Find what mass of gold is
5 answers
asked by
Kenny
1,248 views
A 70.0 kg skydiver falls towards the earth. If the force due to air resistance is 500 N, what is the acceleration of the
5 answers
asked by
Apple Annie
3,531 views
A snooker ball with a mass of 0.3kg moving at 2.5m/s collides with another ball of 0.2kg mass and moving in the same direction
5 answers
asked by
Sarah
1,522 views
A mover pushes a 60 lb box 30 ft along a level floor at constant speed with a force directed 45 degrees below the horizontal. If
4 answers
asked by
Emma
1,252 views
An airplane starts from rest at the end of a runway and
accelerates at a constant rate. In the first second, the airplane travels
4 answers
asked by
suri
4,923 views
A 1.5 uF capacitor is connected to a 9.0 V battery. Use PE=1/2C(change in V)^2 to find the energy stored in the capacitor.
5 answers
asked by
Michael
2,761 views
A solid ball of mass m and radius r rolls without slipping through a loop of radius R, as shown in the figure. From what height
4 answers
asked by
Anonymous
1,724 views
an astronaut rotates at the end of a test machine whose arm has a length of 10.0m. if the acceleration she experiences must not
7 answers
asked by
katy
3,170 views
The two masses (m1 = 5.0 kg and m2 = 3.0 kg) in the Atwood's machine shown in Figure 10-23 are released from rest, with m1 at a
5 answers
asked by
Jon
4,014 views
A weight suspended from a spring is seen to bob up and down over a distance of 37 cm twice each second.
What is frequency in
4 answers
asked by
Bob
3,984 views
A batter hits a ball with an initial velocity v0 of 100 feet per second at an angle theta to the horizontal. An outfielder
5 answers
asked by
Anonymous
5,959 views
a satellite is an orbit 35600km above the surface of the earth. its angular velocity is 7.27*10^-5rad/s. what is the velocity of
6 answers
asked by
desalegn
970 views
A particle of mass 82 g and charge 80 µC is
released from rest when it is 81 cm from a second particle of charge −24 µC.
5 answers
asked by
ashleyyyy
3,300 views
A shopping bag can provide a force of 65.0 N before breaking. A shopper puts 5.00kg of groceries in the bag. If the shopper
4 answers
asked by
Apple Annie
2,024 views
A 10-ft,25lb seesaw is balanced by a little girl with a weight of 50lbs and her father with a weight of 200lbs at opposite ends.
4 answers
asked by
Hana
2,221 views
Assume that the width of your body (across your shoulders) is 50.8 cm inches and the depth of your body (chest to back) is 25.0
5 answers
asked by
Joey
816 views
A force of 32 N is applied at the end of a wrench handle that is 27 cm long. The force is applied in a direction perpendicular
4 answers
asked by
Anonymous
3,708 views
Calculate the calorimeter constant if 25g of water at 50C was added to 25g of water at 25C with a resulting temperature of 35C?
T
4 answers
asked by
Lance
1,395 views
A piano tuner hears one beat every 2.8 s when trying to adjust two strings, one of which is sounding 440 Hz, so that they sound
4 answers
asked by
DJ
3,768 views
A step down transformer operates a 2400 volt lines and supplies a current of 60A.The turn ratio of the transformer is
5 answers
asked by
Ayo
1,344 views
1.A 4kg ball moving at 8ms-1 collides with a stationary ball of mass 12kg,and they stick together.calculate the final velocity
4 answers
asked by
Cathy bens🐈
1,588 views
An inclined plane rises to a height of 2m over a distance of 6m .calculate:
A.the Angle of the slope B.the VR(and so IMA) of the
14 answers
asked by
abubakir
4,839 views
A uniform pole 7m long and weighing 10kg is supported by a boy 2m from one end and a man 3m from the other end.At what point
9 answers
asked by
dave
4,755 views
1)A ball is thrown so that it initially travels at 10ms-1 at an angle of 70 above the horizontal
a)a simple model assumes that
4 answers
asked by
0ooooooooo0
1,728 views
A rocket expels gas at the rate of 0.5kg/s.If the force produced by the rocket is 100N,what is the velocity with which the gas
6 answers
asked by
somebody
3,781 views
8 1/2 HRS ON THIS MASTERING PHYSICS WOW
n 1909, Robert Millikan was the first to find the charge of an electron in his now-famous
5 answers
asked by
Kristie
4,768 views
Why are gamma rays generally not shown when writing nuclear equations ?
4 answers
asked by
TJ
1,107 views
Two identical 1.60 {\rm kg} masses are pressed against opposite ends of a spring of force constant 1.85 {\rm N}/{\rm cm},
4 answers
asked by
Anonymous
1,771 views
if a 200-g mass is placed at the 20-cm mark (30 cm from the fulcrum), at what mark should a 500-g mass be placed so that the
4 answers
asked by
ivory
5,822 views
Pages
1
2
3
4
5
6
7
8
9
10
Parent Categories (73)
Academic Subjects
Academic Success
Academic Support
Academics
Advanced Placement (AP) Courses
Applied Mathematics
Applied sciences
Baseball
Basic Science
Biology
Career guidance
Education
Education/Science
Educational Question
Engineering
Examinations
Experiments
Golf
High School
Homework Help
Homework Help Forum
Learning Science
Math
Math and Science
Math/Science
Mathematics
Mathematics and Science
Natural Science
Natural Sciences
Online Learning/Tutoring
Physical Science
Physical Sciences
Problem Solving
Problem-solving steps
Science
Science & Nature
Science & Research
Science and Astronomy
Science and Education
Science and Engineering
Science and Math
Science and Mathematics
Science and Measurement
Science and Medicine
Science and Nature
Science and Riddles
Science and Technology
Science Education
Science Experiment
Science Experiments
Science Fair Project
Science Fair Projects
Science or Mathematics
Science or Natural Sciences
Science, Technology, Engineering, Mathematics (STEM)
Science/Energy
Science/Engineering
Science/experimentation
Science/Mathematics
Science/Technology
Sciences
Scientific Concepts
Scientists
Soccer
STEM
STEM (Science, Technology, Engineering, and Math)
STEM (Science, Technology, Engineering, and Mathematics)
STEM (Science, Technology, Engineering, Mathematics)
Technical Support
Technology/Science
Tennis
Test Preparation
Word Problems