From a speed of 52 kph, a train decelerates at the rate of 2m/min2, along the path. How far in meters will it travel after 1 minutes? answer: whole number

Q: of mass 77.7 kg stands on one end of a diving board of mass 26.8 kg, as shown in the diagram.…

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Q: In the figure, two circular arcs have radii a = 13.6 cm and b = 10.4 cm, subtend angle e = 78.0°,…

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Q: Resolve the force F1 and F2 into components acting along the u and v axes. 70° 30° 45° F = 300 N %3D…

A: We have a a force of magnitude F1=300 N making an angle 30o with the u axis and another force of…

Q: A thermometer reads 111°C inside a burning house. It was then taken outside where the temperature is…

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Q: A stationary square coil of area 0.1 m2 is brought over time of 2 s into the magnetic field 8.9 T…

A: Given Area of the coil is A=0.1 m2 Magnetic field is B=8.9 T Time is given as t=2 s Number of turns…

Q: The particle in the above problems is known to have a rest mass of m = 1/9 x 10^-16 kg. What would…

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Q: A schematic of a homemade hydraulic jack is shown in the figure below, with cylindrical tube ends of…

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Q: Q1: A cubical box 25.00 cm on each side is immersed in a fluid. The pressure at the top surface of…

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Q: A long horizontal wire carries 26.0 AA of current due north. The Earth's field 24.0 cmcm due west of…

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Q: Calculate the electric field at the point x meters on the axis of the ring if the total charge on…

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Q: A convex mirror with a radius of curvature of -27.0 cm is used to form an image of an arrow that is…

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Q: Total internal reflection: The speed of light in a material is 0.39c. What is the critical angle of…

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Q: An object is in front of a converging lens with a focal length of 14.0 cm. The image seen has a…

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Q: Consider the given circuit, if R1 = 17.01 N and V1 = 6.6 V, what is the value of the resistance R2…

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Q: When an ambulance passes by, the siren’s pitch changes.  The sounds becomes higher-pitched as it…

A: When there is relative motion between source and observer hen Doppler effect takes place .

Q: A straight wire with length 2326 cm carries a current 23 A which is directed to the right and is…

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Q: 1. The position of the bumper of a moving car is given by r(t) = a + bt2 – ct® where a = 2.17 m, b =…

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Q: 1. Directions: ldentify the type of projectile. Write: Type 1 projectile or Type 2 projectile 1.…

A: Type 1 projectile:-         A projectile is thrown or launched with an initial horizontal velocity…

Q: The width of the central bright fringe in a diffraction pattern on a screen is identical when either…

A: The wavelength of the light is given as λ=562 nm=562×10-9 m

Q: Two positive charges, each 4.184.18 μμC, and a negative charge, −6.36−6.36 μμC, are fixed at the…

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Q: In the figure R1 = 4.77 Q, R2 = 14.3 0, and the ideal battery has emf ɛ = 12.6 V. (a) What is the…

A: This question is based on the Current Electricity topic. First, find the effective resistance across…

Q: In the figure, two circular arcs have radii a = 13.2 cm and b = 10.0 cm, subtend angle e = 74.0°,…

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Q: The intensity of a spherical waves decreases as the wave moves away from the source. If the…

A: Intensity of spherical wave Ir=I0r2

Q: Two supports, made of the same material and initially of equal length, are 2.5m apart. A stiff board…

A: Since the two supports are the same, then it means their forces will be  the same. Thus: Force at…

Q: A wire 12cm long carrying a current of 30A is placed in between the pole face of a magnet whose…

A: In this question we have to find the force exerted on the wire . Please give positive feedback if…

Q: One long wire lies along an x axis and carries a current of 39 A in the positive x direction. A…

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Q: Consider a straight conductor of length 4.9 cm. The conductor moves at right angles to a magnetic…

A: Length of the conductor (L) = 4.9 cm  = 0.049 m magnetic field strength (B) = 10-3 T emf (E) =…

Q: Consider the circuit shown in the figure, where the powe 5.00 0 40,0 2 AV. 30.0 2 R. What are the…

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Q: A 10.0cm long thin glass rod is uniformly charged to +50.0nC. A small bead, charged -5.0nC is 4.0cm…

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Q: A filling station uses a Venturi tube to measure the flow rate of gasoline. The density of the…

A: We have a tube filled with gasoline of density ρ=7.4*102kg/m3 with inlet and outlet tubes having…

Q: P

A: GivenDensity of oil, ρoil=890 kg/m3At Lower Point(section 1)P1=1.95×104 Pad1=5 cm=0.05 mAt higher…

Q: You push on a rectangular door at the location of the knob. The door s mass is 65.1 Kg, and it's…

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Q: An object is in front of a converging lens with a focal length of 20.0 cm. The image seen has a…

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Q: Two cables suspending a 100 kg object. The cables are at different angles from the horizontal. One…

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Q: A parallel-plate capacitor in a vacuum consists of two copper sheets, each has an area 0.1 mm…

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Q: 4. DETAILS KATZPSEF1 37.P.043. MY NOTES ASK YOUR TEACHEF A concave mirror with a radius of curvature…

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Q: If the beam attached to a hinge is 4 meters long and weighs 600 Newtons, and the sign weighs 400…

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Q: Part A In a photoelectric-effect experiment, the maximum kinetic energy of electrons is 3.2 eV .…

A: According to Einstein's photoelectric equation Maximum kinetic energy = h (ν-ν₀)

Q: A block of density 1210.0 kg/m floats in an unknown fluid with one-fifth of its volume below the…

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Q: In the circuit below, what is the a. equivalent resistance (in ohms)? b. current flowing through…

A: In the circuit below, what is the a. equivalent resistance (in ohms)? b. current flowing through the…

Q: The figure below shows five resistors and two batteries connected in a circuit. What are the…

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Q: An electron moves in the negative x direction, through a uniform magnetic field that is in the…

A: The magnetic force on a charge q moving with velocity v→ due to a magnetic field B→ is F→=qv→×B→…

Q: Q3 An inclined plane making an angle of 0° with the horizontal has a small smooth pulley at its top.…

A: According to Newton's second law of motion, the acceleration of an object equals the net force…

Q: Light of intensity I, is polarized vertically and is incident on an analyzer rotated at an angle e…

A: You have posted the question with multiple subparts, according to company policy we will answer only…

Q: A star spans a parallax angle θ = 2 arcsecond when seen on Earth (6 months spans 2θ).  Its distance…

A: The astronomers use the unit Parsec, for measuring the distance. 1 parsec is the distance to a star…

Q: In the figure, point P2 is at perpendicular distance R = 25.8 cm from one end of straight wire of…

A: We use direct formula to calculate magnetic field

Q: Consider a non-rotating space station in the shape of a lor meters. Rocket motors on both ends of…

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Q: A video game device requires six 1.50 V AA batteries in series, which can move a charge of 250 C.…

A: Current = potential/ resistance Also, current = charge/time

Q: Consider the given circuit, R2 = 10.9 N, and R3 = 17.6 N, what is the value of current passing…

A: Here R2 = 10.9 ohm  Also R3 = 17.6 ohm  Current passing through R3 is I3 = 2A

Q: Calculate the power delivered to each resistor: 2.00 N + 18.0 V 3.00 N 1.00 N 4.00 N

A: If two resistors R1 & R2 are connected in parallel then their equivalent resistance=R1×R2R1+R2…

Units and Dimensions

These are generally defined as the terms which precede or describes the dimensions further. These are also further divided into two parts namely fundamental units and the derived units.