A 5 kg block slides across a flat frictionless surface at a speed of 2m/s. It collides with a 3 kg block that is initially at rest. If the two blocks stick together, what is their final speed?  Group of answer choices 1.25 m/s

Q: Hint Check Answer on 10 of 20 > What are the magnitude Av and angle of the change in velocity if the…

A:

Q: Three centimeters from a long, straight wire, the magnetic field produced by the current is…

A: Given Data : The magnetic field produced by the current in the wire is given as B=3×10-5 T. The…

Q: ball is released from rest from a height of 1.27 meters, when it bounces off the ground it reaches a…

A: When ball reaches to a height 0.86 meter it's kinetic energy convert into potential energy So…

Q: 31-35 A 70 kg circus performer stands on a spring-loaded platform. The spring under the platform has…

A:

Q: A 150.0 g is suspended from a hanger clamp at the position x = +15.0cm, and a hanger clamp is at…

A:

Q: EXPLAIN 1.WHY CLOUDS ARE USUALLY WHITE AND RAINCLOUDS DARK? 2. WHY THE SKY IS BLUE AND SUNSETS ARE…

A: Answer 1 White is our eye perceive all wavelength of sunlight mixed together.  When it is about rain…

Q: ICE ANO The figure below shows block 1 of mass 0.200 kg sliding to the right over a frictionless…

A:

Q: A single dog barks at a sound intensity level of β = 88 dB. a. Another dog runs up beside the first…

A:

Q: The force that a charge feels when near a magnetic field always points in the same direction that…

A: Answer:-  A positively charged object moving due west in a region where the Earth's magnetic field…

Q: 23.9 During a quasistatic isochoric pro- cess the pressure of an ideal monatomic gas increases by…

A:

Q: Suppose a solid sphere of mass M and radius R rolls without slipping down on inclined plane starting…

A:

Q: The figure shows a loudspeaker A and point C, where a listener is positioned. [AC| = 4.50 m and the…

A: the fourth closest to speaker A that speaker B can be located, so that the listener hears maximum…

Q: A high jumper with a body weight of 900N exerts an average vertical force of 2150N down on the floor…

A: Given Data: The weight of a high jumper is: W=900 N The average force applied by the jumper to the…

Q: Determine the tension on each chord if the mass of box 1 is 10% heavier than the mass of box 2 whose…

A:

Q: A physics student stands on a cliff overlooking a lake and decides to thr throws the golf ball with…

A: GivenInitial velocity of golf ball, u=21.5 m/sAngle, θ=31.5°h=18.5 m

Q: Charge Q= 7.00 C is at the origin, and charge Q= 5.00 C is on the x-axis, 300 cm from the origin.…

A:

Q: The charges and coordinates of two charged particles held fixed in an xy plane are q1 = 3.19 µC, x1…

A: (a) magnitude F =30.49N (b) theta = - 9.959° (c)  X3 =-10.64cm (d) Y3=3.39cm

Q: When a man weighing 800 N jumps into an iceberg he finds out that his weight is just enough to…

A:

Q: In the figure four particles are fixed along an x axis, separated by distances d = 5.00 cm. The…

A:

Q: Which of the following is not a benefit of energy conservation? O Decreases energy abundance for all…

A: Given : Asked to choose the one which is not a benefit of energy conservation.

Q: Two long, straight current carrying wires are parallel to each other, 8.9 mm apart. One wire carries…

A:

Q: In a hydraulic press the small cylinder has a diameter of 8.0 cm, while the large piston has a…

A:

Q: 15.You observe a rocket moving toward you. Compared to its length when it was at rest on the ground,…

A: Introduction :- Here we need to tell what is the length of a rocket moving towards the observer.

Q: Small blocks, each with mass m, are clamped at the ends and at the center of a rod of length L and…

A:

Q: Thermal energy is produced in a resistor at a rate of 84.9 W when the current is 2.85 A. What is the…

A: Energy is produced in circuit when work is done. The work is done to move the charges from one point…

Q: 10. One of the hazards facing humans in space is space radiation: high-energy charged particles…

A:

Q: In the figure the current in resistance 6 is ig = 1.45 A and the resistances are R1 = R2 = R3 = 1.92…

A:

Q: Two forces are applied to a doorknob perpendicular to the door. The first force is twice as large as…

A:

Q: ighing 130 kg carries a 21-kg basket and is descending with a constant velocity of 21.0 m/s. A…

A: The mass of the balloon is M = 130 kg  The  mass of the basket is m = 21 kg  both descending with…

Q: A 4.0 kg block on a frictionless table is attached to a horizontal spring with spring constant k =…

A:

Q: A concave shaving mirror has a radius of curvature of +34.4 cm. It is positioned so that the…

A:

Q: Four resistors are connected to a 22.4 V battery, as shown below. R1 R3 R4 ww R2 + Figure 1. Four…

A: Given Resistance of the resistors are given as R1=44.9 Ω, R2=52.6 Ω, R3=39.2 Ω, R4=21.6 Ω EMF of the…

Q: You are hiking along a trail in a wide, dry canyon where the outdoor temperature is T = 26° C. To…

A:

Q: 1. An object tied at one end of a 20 cm string is whirled around in a horizontal circular path. If…

A:

Q: A 4.00 g lead bullet traveling at 460 m/s is stopped by a large tree. If half the kinetic energy of…

A:

Q: 25 The position of a body moving on a coordinate line is given by s = t2 for 1<t< 5, with s in…

A:

Q: Capacitance, Charge and Voltage: Q = CV 1. Click the Reset Button on the bottom right of the PHET…

A: Capacitance is the property of material to store charge. We know that charge stored in a material is…

Q: In the figure the current in resistance 6 is ig = 1.34 A and the resistances are R1 = R2 = R3 = 2.05…

A:

Q: An airplane takes off after traveling a distance of 600 m from rest in 15 s. What is the take-off…

A: Given  Distance , s = 600 m  Initial velocity , u = 0 m/s  Time , t = 15 s  Final velocity , v = ?

Q: You are given a number of 14 Q resistors, each capable of dissipating only 1.0 W without being…

A:

Q: The D-string on a properly tuned guitar produces a tone with a fundamental frequency of 146.8 Hz.…

A:

Q: e circuit shown, find a) i1 b) v c) i2 d) The power supplied by the voltage source.

A: Given:-  A circuit diagram with the resistance and voltage is given as  Find:-  a) i1 b) v c) i2 d)…

Q: what is newtons 2nd law?thinking only in the context of this law,explain why this law is still valid…

A: Newton 2nd law states that if net force acting on an object is zero then, the object at rest will…

Q: 31 600 nm light shines through two narrow slits 150 micrometers apart and shine on a screen 1.5 m…

A:

Q: A singly ionized helium atom has an electron in the n = 1 state. What is the total energy of the…

A:

Q: A string 0.5 m long is used to whirl a 1-kg stone in a vertical circle at a uniform velocity of 5…

A:

Q: A fan rotating with an initial angular velocity of 898 rev/min is switched off. In 3.4 seconds, the…

A:

Q: Problem 3) A 70.1 kg ice skater moving on ice at 4.62 m/s hits from behind another 70.9-kg skater,…

A:

Q: What would a scientist use a calorimeter for?

A: Given that- Calorimeter To determined that - What would a scientist use a calorimeter for?

Q: The resistances in Figure (a) and Figure (b) are all 8.7 Q, and the batteries are ideal 28 V…

A: Given : The resistance in both fig. (a) and fig. (b) = 8.7 Ω The emf of batteries, V = 28 V