A person on a sled with a mass of 82.0 kg is being pulled by rope at an angle of 23 If the tension in the rope is 193 N, what is the normal force acting on the degrees. sled?

Q: 5. A ball is thrown vertically upwards with speed 28 ms from a point which is 1 metre above ground…

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Q: A balloonist, riding in the basket of a hot air balloon that is rising vertically with a constant…

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Q: 3. A gamma-ray photon is Compton-scattered off of an electron. The photon has an initial energy of…

A: Initial energy of photon, E=3.80 MeV Kinetic energy of scattered electron, Ke = 1.90 MeV

Q: What is Friction

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Q: Imagine transferring a certain amount of heat Q to one liter of water raising its temperature by 10…

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Q: The exact heat capacity of metals at high temperatures is

A: Dulong Petit law - As we know, the heat capacity at high temperatures is given by the Dulong petit…

Q: A simple electric circuit has a 28 V battery and a resistor of 6 ohms. What will be the current in…

A: Introduction :   In this question we are provided with value of resistance and voltage . With these…

Q: for the electron Find the momentum of the crystal for the electron if you know that its wavelength…

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Q: In the figure, a 5.40 kg block is sent sliding up a plane inclined at 0= 37.0° while a horizontal…

A: Mass of block , m = 5.40kg, θ=37°  F = 50N , μk = 0.32 N-mgcos37° -Fsin37°=0 N =…

Q: When is the object moving to the right? The left? (Answer in interval notation) The velocity of the…

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Q: An object experiences an applied force of 5.1 N, a frictional force of 0.5 N and accelerates at a…

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Q: 7. A 1650 kg car accelerates up a hill by applying a force of 4.61 x 10³ N parallel to the hill. The…

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Q: A 12 V battery causes 2.0 A of current to flow through a light bulb. What is the resistance of the…

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Q: Physics An intergalactic spaceship arrives at a distant planet that rotates on its axis with a…

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Q: Find the acceleration Initial velocity=1.6 m/s Final velocity=22 m/s Time 10 s

A: Given data : Initial velocity=U Final velocity=V Time=t   To find : Acceleration

Q: Q3. A 10 kg block is moving down a 30° incline rough surface with a constant velocity (see Fig. 1).…

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Q: Question 27 Which of the following is a unit of measurement for optical power? dB dBc dBmV dBm…

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Q: An object moving with speed of 5 m/s has kinetic energy of 1200 J. Find the mass of object

A: GivenSpeed of object, v=5 m/sKinetic energy of object, KE=1200 J

Q: Which transformation requires the larger number of calories? the condensation of 1 gram of steam at…

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Q: Find the acceleration Initial velocity=1.6 m/s Final velocity=22 m/s Time=10 s

A: Given: The initial velocity is 1.6 m/s. The final velocity of the object is 22 m/s. The time…

Q: An elevator of mass 700 kg descends with an acceleration of 3 m/s^2 over a distance of 12 metres.…

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Q: A kiteboarder is using a kite to generate a force on a windy day. The area of the kite is A = 4 m².…

A: Given,  The area of the kite is A=4m2 .  The wind speed is v= 9 m/s. The density of air is  ρ = 1.29…

Q: A golf ball moving 2.88 m/s rolls off the top edge of a 1.9 m high ledge.  a) How far from the base…

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Q: Find the density of object Mass=22 kg Volume=0.003 m3

A: Given : Mass (m) = 22 kg Volume (V) = 0.003 m3

Q: 3(a) A U-tube manometer shown in Figure at equilibrium. One of the liquid is wa the right arm. The…

A: Givenρw=996 kg/m3L=45 mm=45×10-3 md=20 mm=20×10-3 m

Q: Find the force applied Pressure=111 N/m2 Area 30 m2

A: Given data:  Pressure (P) = 111 N/m2 Area (A) = 30 m2 Required: Force (F)

Q: 13- Thermal energy of a crystal system at a temperature of 56 °C in electron volts is equivalent to

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Q: a. In Figure P13.55, how much force does the fluid exert on the end of the cylinder at A? b. How…

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Q: During a recent winter storm, bales of hay had to be dropped from an airplane to a herd of cattle…

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Q: The exact heat capacity of metals at high temperatures is

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Q: When an ice cube that is at zero degrees Celsius starts to melt, the ice...( Select the most complet…

A: Given: The ice start melt at the temperature of 0oC.

Q: Write β − decay of 60Co. Find the energy emitted in the β − decay of 60Co

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Q: Find the Impulse Force=11.66 N Time-5 S

A: Given: The force is 11.66 N. The time interval is 5 s.

Q: Metals have a good conductivity for heat and electricity O False O True

A: As we know, Metals have abundance of free electron that carry current so that is why metals are good…

Q: A 66kg skier, initially at rest, slides down a hill 25m high, then has a completely inelastic…

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Q: 25. When would a sonic boom be possible? (source moves speed of sound, source moves at speed of…

A: To solve the given question we will write down the definition of sonic boom, hence by analyzing it…

Q: Bradley maintains a heading due east with an air speed of 320km/h. After flying for 45 min, he finds…

A: When speed is constant then distance travelled by an object in time 't' is given by  S=vtWhere S…

Q: Four forces are exerted on the eyebolt as shown. If the net effect on the bolt is a direct pull of…

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Q: The cable supporting a 220-kg elevator can withstand a maximum tension of 2100 N. What maximum…

A: Given data Mass ( m ) = 220 kg  Tension ( T ) = 2100 N  Acceleration due to gravity ( g ) = 9.8 m/s2…

Q: The light can be passing through components with ionic bonds O False O True

A: The properties of ionic compounds shed some light on the nature of ionic bonds.ionic solid exhibit a…

Q: One gram of water and 1 gram of soil (“land”) are at a temperature of 20°C (68°F). If 5 calories of…

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Q: The angle between (1,1,1) and (2,1,2),

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Q: 2. (Young, et al., Sears and Zemansky's University Physics: with Modern Physics 13th Ed) A…

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Q: Suppose a planet sweeps out an area, call it A, in one day. In terms of A, Kepler's second law tells…

A: Kepler’s second law states that a planet sweeps out equal areas in equal intervals of time.

Q: Box A has a mass of 12.0 kg, box B has a mass of 13.0 kg and there is an applied force of 28 N What…

A: Given mA=12.0 kg mB=13.0 kg F=28 N Required acceleration of each block(a)=?

Q: Find the Mass Force=40 N Acceleration=2.2 m/s2

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Q: Find the force applied Pressure 8.8 N/m2 Area=2 m2

A: GivenPressure=8.8 N/m2Area=2 m2

Q: 5 The pulley system of the previous problem is modi- fied as shown with the addition of a fourth…

A: Tension generated in the strings of the pulley is an internal force and it's a basic physics law…

Q: Find the force applied Pressure=111 N/m2 Area 30 m2

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Q: What will be the potential energy of 1.04 kg mass kept at height of 3.02 m. [Take g = 10 m/s²]

A: Potential energy = mgh Where, m=mass of the object                g= acceleration due to gravity…

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: