An asteroid having a distance of 4.3 x 107 m from a planet revolves around it once every 26.7 days. Calculate (a) its angular speed in rad/s; and (b) the distance it travels in its orbit in one day. Draw an Illustration.

Q: A stone is thrown vertically upward direction with a velocity of 40 m/s. What is the time take to re...

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Q: An electron is placed in a uniform electric field of (given E) directed north created by two horizon...

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Q: At a particular spot on a soap bubble (n = 1.33), you see yellow light at 575 nm. İf that is from th...

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Q: Four charges were arranged in space such that they form a rectangular configuration. The magnitude o...

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Q: A tray contains 390g of ice. How much energy will be required to melt it to water? O 36.2 kcal 34.2 ...

A: 31.2 kcal is correct answer.

Q: Jim and Sally both push identical carts equal distances.  Jim finishes faster than Sally.  Which of ...

A: Given: Jim and Sally both push identical carts equal distances. Jim finishes faster than Sally. Whic...

Q: Determine Kinetic energy

A: Given data : Mass=m Velocity=V   To find : Kinetic energy

Q: A metal plate of area 2.5x10^-4 m^2 is placed on a 0.25×10^-3 m thick layer of castor oil. If a forc...

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Q: What is the period of the wave in the diagram below? 10 time (5) O A) 0.25 s B) 4 s O C) 0.5 s

A: Calculate the time period of the given wave.   

Q: Describe what you understand by Poynting vector

A: Answer:-  Poynting Vector :- A quantity describing the magnitude and direction of flow of energy in ...

Q: Write a description of the reaction force for each of the following forces. (a) When a football pla...

A: reaction force is equal and opposite in direction.

Q: Given data : Voltage=D14 Volt Resistance =2 Ohms Find current

A: Given data : Voltage=V Resistance=R   To find : Current

Q: You push your physics book 2.10 m along a horizontal tabletop with a horizontal push of 2.10 N while...

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Q: A magnetic field of magnitude 0.72 T is directed vertically upward. (a) Find the magnetic flux thro...

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Q: Given data: Current-5 Ampere Resistance =2 Ohms Find Voltage

A: Given data : Current=i Resistance=R   To find : Voltage

Q: A placekicker kicks a football at an angle of 23.0 degrees with respect to horizontal and the initia...

A: Since, it is known that maximum velocity occurs at initial and final points, that is just right afte...

Q: Given data : Voltage=14 Volt Resistance =2 Ohms Find current

A: Given value--- Voltage = 14 Volt. Resistance R = 2 ohm. We have to find--- current?

Q: You roll a bowling ball across a pool deck at 6 m/s and it launches horizontally into the pool. The ...

A: Given data:  Initial velocity in horizontal direction (v0x) = 6 m/s Initial velocity in vertical dir...

Q: If a charged particle moves along an equipotential line, __________. The change in the force acting...

A: If a charged particle moves along an equi-potential line  Answer is 2) The change in the potential e...

Q: In B, what type of pressure must be applied to the left side for water to move to the right side of ...

A: Osmosis is the flow of water/solvent molecules through a semipermeable membrane from a region of low...

Q: A 0.145-kg baseball pitched horizontally at 27.0 m/s strikes a bat. If the contact time between bat ...

A: Given data:  Mass (m) = 0.145 kg Initial Velocity (Vi) = 27.0 m/s Final velocity (Vf) = 0 m/s Time i...

Q: You have an equilateral triangle, and it happens you place three charges (21) (-59) (53) on each ver...

A: Let the charge 21 be at (0,0), Charge 53 be at (37,0) and charge -59 be at (37cos60, 37 sin(60))

Q: The Hubble Telescope has a mirror diameter of 2.40 m. What wavelength of light IN NANOMETERS must it...

A: Given data- Mirror diameter D=2.40 m,   x=125 m Distance between specimen and lens d=3.84×108 m  

Q: Given data: Voltage-12 Volt Resistance =2 Ohms Find current

A: Data provided:  Battery Voltage (V) = 12 V Resistance (R) = 2 Ω Required: Current (I) 

Q: A delivery man starts at the post office, drives 40 km north, then 20 km west, then 60 km northeast,...

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

Q: Each sketch below shows three objects with an electric charge. In each case, decide whether there is...

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Q: A sled of mass m is given a kick on a frozen pond. The kick imparts t it an initial speed of 2.40 m/...

A: Here, we calculate the given as follow;

Q: If you push a box across the floor its "physics work" but if you push on the wall it's not.  Which o...

A: Given  If you push a box across the floor its "physics work" but if you push on the wall it's not.

Q: 2. Determine the miller indices for the plane given in the figure.

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Q: ELABORATE & EVALUATE Activity 5: Nuclear Fission and Fusion Self-Assessment No. 5 1. From your under...

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Q: An object of mass 11 kg is released at point A, slides to the bottom of the 30° incline, then collid...

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Q: A 59.0-kg box is being pushed a distance of 6.70 m across the floor by a force P whose magnitude is ...

A: Work done by a force F→ in a displacement of S→ is F→·S→

Q: same potential difference. They describe circular paths of radius 4 m and 2 m respectively. They Two...

A: Since, you have asked multiple questions we can answer only first question according to our guidelin...

Q: Would an object dropped three times from the same height would hit the ground at the same time?

A: Since, for a freely falling body which is dropped from height(h) and takes time(t) to reach the grou...

Q: Mules are smart but stubborn. Once upon a time a particularly smart and particularly stubborn mule r...

A: Answer:-  There are two forces that push or pull on the horse. The wagon pulls the horse backwards, ...

Q: What is the final temperature of a 3.4 kg iron at 45°C, if 5000 calories of heat was released, if th...

A: Given data:  Mass (m) = 3.4 kg = 3400 g Initial Temperature (T0) = 45°C Change in heat energy (ΔQ) =...

Q: (pV2)/2 (kinetic pressure), where p is fluid density and V is velocity. . T (torque). =. P (power). ...

A: dimension formula of density = M L-3                          Velocity = L T-1  

Q: Consider 3 resistors with resistances 1.2 × 102 Ω, 2.2 kΩ, and 3.8 kΩ.    Part (a)  What would be t...

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Q: What is the initial temperati 540 g bronze if when 11988 calories of heat transferred, it goes up to...

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Q: There are four sample P,Q,R and S with natural frequencies 66, 98, 130 and 258 Hz respectively. They...

A: Answe:- R  

Q: An electric heater carries 12A at 110V, is submerged in 22.5lbs of water for 30minutes. What will ...

A: Power supplied =IV=12×110=1320 W Hence energy supplied =1320×t=1320×30×60=2376000 Joules specific he...

Q: Two capacitors with 2F and 3F capacitance, respectively, are connected in series and subjected to a ...

A: Given, Capacitance of the first capacitor(C1)= 2 F Capacitance of the second capacitor(C2)=3 F poten...

Q: K, and a generator of voltage V. Mark as true or false the following statements concerning the stor ...

A: We have to mark true or false for the given statements concerning the realtive phase of V, VL, Vr, V...

Q: A 0.145-kg baseball pitched horizontally at 27.0 m/s strikes a bat. If the contact time between bat ...

A:

Q: When Li is irradiated with light, a stopping potential of 1.83 V for λ = 3000 Å and 0.80 V for λ = 4...

A: GivenV1=1.83 V λ1=3000×10-10 mAndV2=0.80 V λ2=4000×10-10 m

Q: A block M is suspended from the ceiling using two cables. The block is held in place. Tension in T1 ...

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Q: Given data : Current=5 Ampere Voltage=10 Volt find resistance

A: Given data : Voltage=V Current=i   To find : Resistance

Q: 1 Calculate the distance of the closest approach of a-particles from the copper nucleus, when a-part...

A: Given data: Energy for alpha particles U = 5 MeV Atomic number ZCu for copper = 29 Charge e=1.6×10-1...

Q: A boy was dropped, from a plane moving 120kph horizontally. If the height of the plane from the grou...

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Q: Part A A charge 5.01 nC is placed at the origin of an xy-coordinate system, and a charge -2.00 nC is...

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Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.