Two blocks of masses 20 kg and 8.0 kg are connected together by a light string and rest on a frictionless level surface. Attached to the 8-kg mass is a second light string, which a person uses to pull both blocks horizontally. If the two-block system accelerates at 0.5 m/s2, what is the tension in the second string attached to the 8-kg mass? a. 14 N b. 6.0 N c. 10 N d. 4.0 N

Q: An extremely thin sheet of glass is being inspected at the factory. Illuminated by white light at…

A: The wavelength of visible light is 452.35 nm.

Q: A block is acted upon by a 5 N force causing it to accelerate on a horizontal plane. While the block…

A: By Newton's third law, Every action has an equal and opposite reaction. When a block moving with a…

Q: "Kilometrong layo". The position of Sarah is given by = [km). What is the distance and bearing of…

A:

Q: 3 and makes an angle of 285 degrees with the positive x-direction.  Express v in terms of…

A: We know that We have given that the  The vector v has magnitude 13 and makes an angle of 285 degrees…

Q: 2.00-kg ball has zero kinetic and potential energy. Ernie drops the ball into a 10.0-m-deep well.…

A:

Q: When sugar is poured from the box into the sugar bowl, the rubbing of sugar grains creates a static…

A:

Q: Activity 1. Series Circuit Analyze the circuit on the left. Guide Questions: a) What is the value of…

A:

Q: A bicycle rider pushes downward on a pedal as shown. If the pedal arm is 15 cm long and the angle…

A:

Q: A certain isotope has a half-life of 5.9 h and an atomic mass of 95.98 u. What will the activity in…

A:

Q: The figure shows the magnetic field pattern that exists in space. Use Ampere's Law to calculate how…

A:

Q: A large SUV collides with a small compact automobile in a head-on collision. Both automobiles were…

A:

Q: A simple pendulum is suspended from the ceiling by means of a string and this time, the pendulum is…

A:

Q: Find the value of the capacitive reactance and current through a 100 u F capacitor when connected to…

A:

Q: 1. The motion of a car moving through east is given by x(t) = 18.0 m + (8.4 m/s)t – (0.0350m/s²)t³.…

A: Given: The equation of the position of the object is given as. xt=18+8.4t-0.035t3 m…

Q: 4. A 1.5 kg object is on a ramp as shown. The object accelerates down the ramp at 3.0 m/s². What is…

A:

Q: A coordinate system (in meters) is constructed on the surface of a pool table, and three objects are…

A:

Q: 2) The position of an object moving along an x-axis is given by x = 3t - 4t2 + t, where x is in…

A: Given The position of an object moving along an x-axis is given by x=3t - 4t^2 +t^3. We have to find…

Q: Suppose you have a 9.00 V battery, a 2.00uF capacitor, and a 7.40uF capacitor. (a) Find the charge…

A:

Q: The velocity (in feet/second) of a projectile t seconds after it is launched from a height of 10…

A:

Q: OHM'S LAW CHALLENGE RESISTANCE VS RESISTIVITY Give the difference between resistance and resistivity…

A: The given tables are different. So, as per our guidelines we will solve only first table for you. To…

Q: You are pulling a string with a force of 205N attatched to a heavy box of 38kg across your carpeted…

A:

Q: Two plane mirrors are facing each other. They are parallel, 2 cm apart, and 24 cm in length, as the…

A: Given two plane mirrors are facing each other the are parallel 2cm and 24cm length. We have to find…

Q: A concave mirror has a focal length of 20 cm. This mirror forms an image located 60 cm in front of…

A:

Q: Light containing two different wavelengths passes through a diffaction grating with 1.100 slits/on,…

A: Given Diffraction grating = 1100 slits /cm Screen size = 14 cms d = 8.4 mm To find out  λlong λshort…

Q: Suppose that an ion source in a mass spectrometer produces doubly ionized gold ions (Au2+), each…

A:

Q: Problem 10.67 - Enhanced - with Feedback I Review I Constants I Part A A710 kg car drives at a…

A:

Q: Slide on! A block placed on an incline oriented 42° with respect to the horizontal has velocity u =…

A:

Q: I Review I Constants I Periodic Table Part A If you slide down a rope, it's possible to create…

A: Mass, m = 40 kg Height, h = 1 m Thermal energy, Eth = ?

Q: Sally is driving at a constant speed of 25 m/s on a straight horizontal road. She sees an obstacle…

A:

Q: tors in a. and b. and its direction using

A: We know that  two vectors a and b are given as  a→ = 50 N  N30°Eb→= 30 N    W15°S Find:-  The…

Q: candle is placed at a distance of 25 cm from the front of the concave mirror, with a focal length of…

A:

Q: A motor boat moves at a steady speed of 6 m/s. Water - resistance acting on it is 4370 N. Calculate…

A: Given data :    Force   =   F    Speed of  the boat  =  v          To find :         Power of engine…

Q: A container of 114.0 g of water is heated using 67.0 W of power. How long will it take to raise the…

A: Given data:  Mass (m) = 114.0 g Power (P) = 67.0 W Initial temperature (Ti) = 15°C Final temperature…

Q: Q2) Find the value of the capacitive reactance and current through a 100 µ F capacitor when…

A:

Q: The most common oxygen isotope is °0, but the rarer isotopes O and 10 of this element also exist in…

A:

Q: Initially, a warehouse worker pushes a 55 [N] box on a flat, rough, horizontal surface just enough…

A: weight of the box, W=mg=55 N mass of box m=Wg=55 N9.8 m/s2=5.612 kg

Q: Ironman is pushing horizontally on a steel box full of his spare ironman suits on a horizontal dry…

A:

Q: An engineer is working on a new roller coaster, and he begins by making a scale model. On this…

A:

Q: (a) What is the maximum torque on a 150-turn square loop of wire 18.0 cm on a side that carries a…

A:

Q: As seen in the illustration, two automobiles travel one after the other. The orange automobile with…

A: Apply momentum conservation before and after collision. m1v1+m2v2=m1v1'+m2v2'

Q: Douglas rows a boat upstream (against the flow of the river) for 45 minutes. He turns around and…

A:

Q: t-me. Which of the following system CAN be used as an inertial reference frame? O A block rotating…

A:

Q: What is the force per meter on a lightning bolt at the equator that carries 20,000 A perpendicular…

A: Given data:  Length (L) = 1 m Current (I) = 20,000 A Magnetic field (B) = 3.0×10-5 T Angle between…

Q: A sealed tank containing a mixture of nitrogen and oxygen is cooled to 82.8 K and maintained under…

A: Nitrogen becomes liquid at 77.2K under atmospheric pressure and oxygen becomes liquid at 90K under…

Q: The Mariana trench is located in the floor of the Pacific Ocean at a depth of about 11400 m below…

A:

Q: A car travelling at 4 m/s acceleration uniformly the car travels 150 meters in 26 seconds

A: Write the given data. vi=4 m/ss=150 mt=26 s   In this problem, we have to calculate the acceleration…

Q: A crate of mass 85 kg is pushed along a floor with a force of 30 N for a distance of 9 m. Calculate…

A:

Q: 1. A Christmas light hangs on a series of strings as shown in the figure 1. The tension on string a…

A: The tension on string a is given by Ta=0.48 N and we have another string b attached to it which is…

Q: Which of the following statement is NOT true in a uniform circular motion   total mechanical energy…

A: The motion of an object in a circle at a constant speed is known as Uniform circular motion As it…

Q: A crate of mass 85 kg is pushed along a floor with a force of 30 N for a distance of 9 m. Calculate…

A: Given data:   Mass (m) = 85 kg Force (F) = 30 N Distance (d) = 9 m Needed: The work done (W)