Q: 1
A: Consider Vector A =Ax i⃗ +Ay j⃗ +Az k⃗ Vector B=Bx i⃗ +By j⃗ +Bz k⃗ Expression for the scaler prod...
Q: A 1000 kg sports car is initially traveling at 15 m/s. The driver then applies the brakes for severa...
A: Given data The mass of the car is m=1000 kg The velocity is v=15 m/s The work done on the car by app...
Q: A conductor in a train traveling at 12.0 km/h north relative to the ground walls across the aisle at...
A:
Q: What is the image distance, in cm, for a stick figure that is placed 20 cm away from a convex lens t...
A: Given : Distance of stick from from lens (p) = 20 cm Focal length (f) = +15 cm
Q: A voltmeter is marked 100ohms per volt and another voltmeter is marked 1000ohms per volt. which will...
A: Voltmeter which offers maximum possible resistance in order to have minimum effect on the voltage be...
Q: Two friends are trying to move a heavy box of stuff. One friend pulls north with 40 newtons of force...
A: Dear student, according to expert guidelines I am allowed to answer only one problem in a single pos...
Q: An oversized yo-yo is made from two identical solid disks each of mass M = 2.10 kg and radius R= 10....
A: (a) Moment of inertia of the system I=2Idisc+Icyl=212MR2+12mr2=MR2+12mr2
Q: A ring with a colorless gemstone is dropped into water. The gemstone becomes invisible when submerge...
A: a ring with colorless gemstone
Q: One end of a uniform 2.0-m-long rod of weight o is supported by a cable at an angle of 0 = 37 with t...
A: From the above figure, the equilibrium condition of force in the horizontal direction Tcosθ=N ....
Q: In an experiment, green light with wavelength 520 nm, sent through a pair of slits 32.5 µm apart, pr...
A: Given data The wavelength of the green light is given as λg=520 nm. The distance between the two sli...
Q: What is the equation of motion of a pendulum whose length is 20 cm and starts with zero initial velo...
A:
Q: A child ties a 0.3 kg stone to one end of a string. Holding the other end, the child whirls the ston...
A: Given information: The mass of the stone (m) = 0.3 kg The radius of the circle (r) = 0.9 m The spee...
Q: A soccer ball is kicked from rest to 10 m/s. The foot is in contact with the ball causing the accele...
A: The acceleration is, a=v-ut
Q: Jerry's great grandmother's vitrola plays records at 78 roatations per minute (rpm). Describe what w...
A: The phonograph has a motor that makes the record kept on it rotate with respect to the phonograph’s ...
Q: Differential Equation "Rectilinear motion And Escape Velocity " (TOPIC) Please show solutions Thank...
A: Given quantities: mass of the star (M) = 11 × 1030 kg Let the gravitational constant be denoted by...
Q: You can just do part C. First image is the description of the question. Thank you!
A: Part (c)-(i) For mass m1, m1gsinθ-FT1-f1=m1am1gsinθ-FT1-μ1m1gcosθ=m1a For mass m2, FT1-FT2-f2=m2aFT1...
Q: A 200 kg car is slowed down uniformly from 20 m/s to 5 m/s in 4 sec.a. What average force acted on t...
A: Given : Mass of a car (m) = 200 kg Initial speed (vo) = 20 m/s Final speed (v) = 5 m/s Time (∆t) = 4...
Q: 3.) You throw a 0.2 kg baseball straight up into the air with a velocity of 20 m/s upwards. Ignore a...
A: A 0.2 kg baseball is thrown straight up against the gravity with the given velocity. Hence, m=0.2 kg...
Q: A 2.00 kg stone is dropped from rest at a height of 4.00 m. What impulse does gravity impart to this...
A: The impulse can be expressed as I=F·Δt=maΔt=mΔv=Δp
Q: The potential difference between a storm cloud and the ground is 100 million volts. If a charge of...
A: Potential difference = 100 million volts = 100 * 106 V = 108 V Charge = 2.4 C change in potential...
Q: Three carts of masses 4 kg, 10 kg, and 3 kg move on a frictionless, horizontal track with speeds of ...
A: Consider the velocity towards right as positive and towards left as negative. According to the conse...
Q: For a mass m falling in air, we assume that the air resistance is proportional to the speed v (t): m...
A: For a mass m falling in air, we assume that the air resistance is proportional to the speed v (t) Ac...
Q: A point charge q = +4.7 mC is placed ateach corner of an equilateral triangle with sides 0.21 m in l...
A: (a) Given that the charge is q=+4.7 mC . (note that the answer for the question, if the charge is in...
Q: Where is the center of mass of the image below, Lets say the ruler measurements are in unit of cm 20...
A: Center of the mass of the system is the point where whole of the mass of the system seems to be conc...
Q: Two clowns are launched from the same spring cannon the same distance each time. Clown A has a mass ...
A: Given Data: The mass of clown A is mA = 40 kg. The mass of clown B is mB = 60 kg. The compression ...
Q: Harry the painter swings year after year from his boson’s chair. His weight is 500 N and rope unknow...
A: Explanation: The painter when both ends of the rope is tied to the chair of the painter, the tension...
Q: If a car travels 20 miles in 1 hour, and then 80 miles in the next 2 hours, what is the average spee...
A: The car travels a distance of d1 = 20 miles in time t1 = 1 h. Then, the car travels a distance of d1...
Q: 15
A:
Q: The objective mirror of a telescope has a diameter of 5000 mm and a focal length of 8000 mm. An eyep...
A: The expression for the magnification of the telescope is as follows; m=fofe1+feD ...
Q: In a head-on collision between a compact 1000 kg car and a large 2500 kg car, which one experiences ...
A: Given data: The mass of the compact car is m1=1000 kg. The mass of the large car is m2=2500 kg. ...
Q: 2
A: The expression for the work done by the static friction is, W=fscosθ Here, θ is the angle between th...
Q: . A Stone tied to a rope rotates vertically in circles. Which of the figures shown best describes th...
A: Free body diagram is the diagrammatic representation of all the forces acting on a system. It consis...
Q: Find the frequency range of visible light, given that it encompasses wavelengths from 380 to 760 nm.
A: The minimum wavelength of the visible light is, The maximum wavelength of the visible light is,
Q: A jet plane traveling 1200 km/h horizontally due west fires a missile forward at 1100 km/h relative ...
A: Here plane traveling 1200 km/h horizontally relative to the ground, and the velocity of missile rela...
Q: After the 1 kg block of ice melts, the amount of heat required to raise its temperature to 10°C is _...
A: Given, Mass of melted ice(water), m= 1kg, increase in temperature, ∆T=100 C=283.15 K.
Q: Fre is a new driver, wants to see how fast his old car will go. He goes from a stop sign (0 miles/h...
A: Given data The initial speed of the car is u=0 miles/hour=0 m/s The final speed of the car is v=30 m...
Q: A hand is pushing the block up the inclined plane. The plane is frictionless. Notice that we have ro...
A: A free body diagram is helpful to calculate the sum of forces acting on a body. Here, a block is pla...
Q: Three point charges are arranged as shown in the Figure below. (a) Find the vector electric field th...
A: Write the formula to calculate the electric field, E=kqr2 Here, k is the constant, q is the charge, ...
Q: 1. A star on the main sequence has a surface temperature of10,000 K. Use the H-R diagram to determin...
A: Wa can derive the ages and masses by locating each star on temperature and lumonisity plots (HR diag...
Q: (a) Without the wheels, a bicycle frame has a mass of 8.19 kg. Each of the wheels can be roughly mod...
A: (a) The moment of inertia of each wheel is, I=12m2r2=120.820 kg0.343 m2=0.0482 kg·m2 The angular vel...
Q: A mass of 0.50 kg hangs from the end of a rope that rotates in vertical circles of radius 2.0 m. Whe...
A: Given, Mass, m=0.5 kg, length, l=2.0 m, and speed v=8.0 m/s.
Q: a. Find the acceleration due to gravity at the surface of a neutron star of mass 1.5 solar masses an...
A: Given data: Mass of the Neutron star is, M= 1.5 Solar mass=1.5×1.9891 × 1030=2.98365 ×1030 kg Radius...
Q: If you performed the lab : Find gravitational force "g" on the moon. Would your % error be Smaller o...
A: According to Newton's law of universal gravitation, any two bodies in space are attracted by the gra...
In a rectangular coordinate system, what are the two axes called?
Step by step
Solved in 2 steps
- An airplane flies 200 km due west from city A to city B and then 300 km in the direction of 30.0° north of west from city B to city C. (a) In straight-line distance, how far is city C from city A? (b) Relative to city A, in what direction is city C? (c) Why is the answer only approximately correct?An airplane flies 200 km due west from city A to city B and then 250 km in the direction of 33.0° north of west from city B to city C. (a) In straight-line distance, how far is city C from city A? km (b) Relative to city A, in what direction is city C? north of west (c) Why is the answer only approximately correct?Imagine that the y-axis points north and the x-axis points east. (a) If you travel a distance r = 22 km in a straight line from the origin in a direction 35 degrees south of west, what is your position in Cartesian (x,y) coordinates? (b) If you travel 6 miles due south from the origin and then turn west and travel 2 miles, how far from the origin and in what direction is your final position?
- for this problem the average distance of the earth from the sun is about 1.5×10^8kmImagine that the y-axis points north and the x-axis points east. (a) If you travel a distance r= 22km in a straight line from the origin in a direction 35 degrees south of west, what is your position in Cartesian (x,y) coordinates? (b) If you travel 6 miles due south from the origin and then turn west and travel 2 miles, how far from the origin and in what direction is your final position?It takes the Earth approximately 365 normal days to orbit the sun. Using this information and assuming 24 hours in a normal day, approximately how many nanoseconds does it take for the Earth to orbit the sun?
- A map suggests that Atlanta is 730 miles in a direction 5.00° north of east from Dallas. The same map shows that Chicago is 560 miles in a direction 21.0° west of north from Atlanta. The figure below shows the location of these three cities. Modeling the Earth as flat, use this information to find the displacement from Dallas to Chicago. magnitude = mi direction = ° north of east of DallasYou leave your home and walk 2 km at an angle 60° north of east (i.e. your direction is 60° if east is +x and north is in the +y direction). Then you walk 1 km due south. How far east of your home are you? Group of answer choices 1 km (√3) km 3 km (√3)/2 km 2 kmTwo yachts started from the same port at the same time. Yacht A sails at a velocity of 9 miles per hour 34°46’7’’ due west and Yacht B sails at a velocity of 6 miles per hour 25°13’53’’ due east. After 40 minutes, how far apart are they from each other?