An object is thrown straight upward at a constant rate of 10 m/s (a) With what velocity does it strike the ground? (b) How long would it take for the object to strike the ground after it is thrown?

Q: The main characteristic of telescopes that defines how much light they can gather is the size of the...

A: A telescope is an optical device used to see distinct objects. 

Q: 1.21 kg block B is moving with a speed of 2.23 m/s as it strikes the 0.69 kg sphere A which was at r...

A:

Q: 4. A 500 N diver stands at the end of a 4.0 m diving board. The diving board is attached by two supp...

A: Given, Weight of the diver, W2 = 500 N Weight of the board, W1 = 150 N

Q: Water is pumped from a river with a depth of 80m to a reservoir on the surface at a rate of 10m^3/hr...

A: Given: The flow rate is 10 m3/h. The head is 80 m.

Q: This problem also refers to the diagram before question 1. There is no friction between the cart and...

A: Givenmass of cart, M=14.7 kgMass of book, m=2.55 kgμs=0.49μk=0.25 Acceleration of cart, a=1.83 m/s2

Q: Two spheres of mass m and a third sphere of mass M form an equilateral triangle, and a fourth sphere...

A:

Q: Which of the following does NOT affect the capacitance of a parallel-plate capacitor? area of...

A: Question-1 The question is based on parallel plate capacitor. To solve the given question, we will w...

Q: 6. You purchase a 5000 K, 100 watt light bulb from Home Depot. a) What is the wavelength of maximum ...

A:

Q: 4. A car starts its motion from rest and uniformly accelerates at a rate of 4m/s^2 for 2 seconds in ...

A:

Q: 3. How is the frequency of propagation (shaking of the rope) relate to the wavelength of the standin...

A: Since, it is known that:- c=fλ where, c=Speed of wavef=Frequency of waveλ=Wavelength of wave    

Q: Calculate the power delivered to each resistor in the circuit shown in the figure below. (Let R, - 2...

A:

Q: 1) Converting current (in amperes, A) to power (in watts, W) can be done using the following formula...

A:

Q: Determine the value óf work done if force of 13 N is applied on object which moves through distance ...

A:

Q: What is Curie temperature? State the effect of temperature on magnetization of a soft magnet.

A: Curie Temperature :- The temperature at which the magnetic material lost their permanent magnetic pr...

Q: A 95kg paratrooper is falling at a terminal velocity, a)Draw a free body diagram of the paratrooper ...

A:

Q: A stone is dropped from a balloon 3 seconds after it started rising at a co of 20 m/s at elevation 3...

A: (a) The balloon rises up with a velocity of u1=20 m/s. Calculate the distance, S0, moved by the ston...

Q: In an effort to stay awake for an all-night study session, a student makes a cup of coffee by first ...

A:

Q: Car A is traveling on the circular rod at the constant speed of vA = 70 km/hr. At the instant shown,...

A: Given that:- Speed of car A=70 km/hr

Q: Two circuits made up of identical ideal emf devices (8Ɛ = 1.71 V) and resistors (R = 36.2 N) are sho...

A: "Since you have posted a question with multiple sub-parts, we will solve first three subparts for yo...

Q: Before d After An orange block of mass 2.14 kg is on an inclined plane. There is no friction between...

A:

Q: In 2000, a 20-year-old astronaut left Earth to explore the galaxy; her spaceship travels at 2.5 X 10...

A:

Q: 4. Now, instead of considering the changes in energy of a block, consider the changes in energy of a...

A:

Q: 6. You are a space traveller, moving at 0.60c with respect to Earth, on your way to a star that is s...

A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...

Q: One of the lines in the emission spectrum of the hydrogen atom has a wavelength of λ = 121.6 nm. Id...

A:

Q: Calculate the linear mass density of a 3 m wire with cross sectional area of 1 mm2 and volume mass d...

A:

Q: A particle with a charge of 5nC has a distance of 0.5 m away from a charge of 9.5nC.What is its elec...

A: q1=5nCq1=5×10-9 Cq2=9.5nCq2=9.5×10-9 Cdistance b/w both charges is 0.5 meter.

Q: 1)If after the lightning is seen , alighthingom the man ? (Speed of sound in thunder js heard by a m...

A: Speed of sound in air = 445 m/s Time = 6 sec Distance = ? We know formula of speed,  Speed = (distan...

Q: A glass rod at an initial temperature of 23.0°C expands in such a way that its final volume to be 0....

A: Express the relation for volume expansion of the glass rod. ∆V=3αVi∆TVf-Vi=3αViTf-Ti  -----1 Here, ∆...

Q: A 1.5 kg mass is spun on a string in a horizontal circular path at a constant speed. a)Draw a free-b...

A: Given that:m=1.5 kgR=0.5 mT=0.25s

Q: The resultant of the concurrent forces has a magnitude of 1000 N passing through points (x₁ = 0, y₁ ...

A: The resultant force F = 1000 N The points are x2 = 2, y2 = 3, z2 =4 & x1 = 0, y1 = 0,z1 = 0 to f...

Q: A bucket is hanging from a horizontally moving crane. Calculate the maximum allowable speed (m/s) of...

A:

Q: 1. A ball is thrown horizontally from a building 75.0 m high with a speed of 25.0 m/s. Fin the (a) v...

A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...

Q: wided. ree-body diagrams for four situations are shown below. For each situation, determi rce acting...

A: According to question we need to find net force .  

Q: projectile is launched with a speed v0 = 22.5 m/s from the floor of a 4.9-m-high tunnel as shown. De...

A: Given : Vo= 22.5 m/s h = 4.9 m

Q: How much work is done by a force of 12 N in moving an object through a distance of 9 m in the direct...

A: Given data :              Force  =  F              Distance  =  D                  To find :        ...

Q: What does the lines indicate in the electric field? Which field is stronger? Why? Peint charge

A: To state: What does the lines indicate in the electric field? Which field is stronger? Why?

Q: A subway train starts from rest at a station and accelerates at a rate of 2.50 m/s? for 15.90 second...

A:

Q: The emf devices and lightbulbs in the figure below are identical. The terminal potential of the emf ...

A:

Q: The friction force exerted by a surface against an object that tries to keep the object from moving ...

A: The friction force exerted by a surface against an object that tries to keep the object from moving ...

Q: Ice cubes having a temperature of -15.0°C and mass 0.075 kgm are dropped in a glass of water at 0.0°...

A:

Q: ( ANSWER e,f, and g ), a is given ) You have two equal masses m1 and m2 and a spring with a sprin...

A:

Q: A particular wire has a resistivity of 3.9 x 108 n - m and a cross-sectional area of 2.7 x 10° m2. A...

A:

Q: A galvanometer has a coil resistance of Rgalv=97.2 Ω. It is to be made into an ammeter with a full‑s...

A:

Q: How much work is done by a force of 12 N in moving an object through a distance of 9 m in the direct...

A: GivenForce applied on object, F=12 NDistance covered by object, d=9 m

Q: a) A typical room contains 2500 moles of air. Treating it like an ideal gas, find the changes in int...

A: The changes in internal energy is -592.373 KJ.

Q: A tank with a volume of 300 ft3 stores carbon dioxide initially at 140°F and 37.1 atm. Carbon dioxid...

A: Write the ideal gas equation for both cases. P1V1=m1RT     ...... (1)P2V2=m2RT     ...... (2)

Q: calculate: (a) th real andimaginary part of fiz)= 32-i %3D (b) th real andimaginary part of fiz) = 2...

A:

Q: The values of the components in a simple series RC circuit containing a switch (see figure below) ar...

A:

Q: (1)If after the lightning is seen, how far js the ightning from the man ? (3peed of sound in a thund...

A: Given: The time interval is 6 s. The speed of the sound is 445 m/s.

Q: Determine the location of the equipotential surfaces with electric potentials of (1) 200 V (2) 300 V...

A:

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –