A group consists of 4 girls &7 boys, In how many ways can a team of 5 members be selected if the team has "at least one boy & one girl?

Q: Find the kinetic energy Mass=2 kg Velocity=5.31 m/s

A: Given, mass of an object, m =2 kg velocity, v = 5.31 m/s

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

A: Density is defined as the degree of compactness of a material or how tightly the atoms of the…

Q: A small weight is suspended from a string of negligible weight and given an initial horizontal…

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Q: Write the formula of lense and explain the meaning of symbols used.

A: Lens formula is an equation relating the focal length, distance of image, and distance of object for…

Q: The side length of the unit cell of a body-centered lattice, if you know that the atomic radius of…

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Q: of which makes the magnitude R of the resultant of the three loads (a) a maximum and (b) a minimum.…

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Q: Compute the distance covered by man travelling with speed of 5.5 m/s in 25

A: GivenSpeed of man=5.5 m/sTime Taken=2 s

Q: 2A 2600 ib truck is moving on a road at 60 mph. Find the magnitude of its momentum.

A: Write the given data. m=26 lbv=60 mph

Q: What do you know about the difference between Newtonian, Lagrangian and Hamiltonian in describing…

A: In Newtonian mechanics particles/object equation of motion described via forces and constraints.

Q: A particle with a charge of -3 x 10-8 C and 2 x 10-5 J of kinetic energy enters the region between…

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Q: When the load L is 4.7 m from point C, the tension T in the cable has a magnitude of 5.4 kN. Express…

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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: Find the momentum Mass=11.33 kg Velocity=2.5 m/s

A: Write the given values with the suitable variables. m=11.33 kgv=2.5 m/s Here, m is the mass and v is…

Q: When an archer pulls an arrow back in his bow, he is storing potential energy in the stretched bow.…

A: Write the given values with the suitable variables. m=5×102 kgv=40 m/sd=30 cm=0.30 m Here, m is the…

Q: A skydiver weighing 204 lbf (including equipment) falls vertically downward from an altitude of 4000…

A: a) When the skydiver falls downward, the weight will act in the downward direction and the air…

Q: Find the force applied Work done 887.22 J Displacement 55 m

A: Given data : Work done=W Displacement=d   Required : Force applied

Q: What is the acceleration for the system, if the co-efficient of kinetic friction is 0.20? Assume it…

A: Given Mass of the object, m1=3.0kg, m2=3.0kg Angle of inclination, θ=300 The coefficient of kinetic…

Q: The 455-kg uniform I-beam supports the load shown. Determine the reactions at the supports. -8.7 m-…

A: Given  The 455 kg uniform beam supporta the load shown Determine the reaction at the support.  Ax =?…

Q: A projectile is fired from the ground level at an initial angle of 80' above the horizontal and…

A: As we know,  θ = 80° (a) Range (R) = u^2 Sin 2θ/g  R = 14 m  u^2 = 401.15 u = 20.03 m/s

Q: Find the Force Mass-44 kg Velocity=0.44 m/s

A: Given that,  Mass (m) = 44 kg  Velocity (V) = 0.44 m/s

Q: A bird of (1.6 kg) flies with (5 m/s), calculate its energy.

A: Given  Mass (m) = 1.6 kg  speed (v) = 5 m/s    Energy of  in the form kinetic energy of the flying…

Q: 3. A 2.0-kg object moving 3.0 m/s strikes a 1.0-kg object initially at rest. Immediately after the…

A: Given:-  m1 = 2 kg u1 = 3 m/s and v1 = 1.5 m/s with 30° from its initila position  m2 = 1 kg u2 =0…

Q: Find the magnitud and direction when you add the following 3 vectors: A=5m at a 20 degree angle in…

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Q: Find the magnitude of pressure in Pascal of a force of 150N that acts normally on an area of 0.25…

A: The magnitude of the force, F=150 N The area on which the force is acting, A=0.25 m2 Pressure is the…

Q: A rickshaw puller pulls the rickshaw by applying a force of 120 N. If the rickaw moves with constant…

A: Introduction :  In this question we are provided with value of force and velocity . with these data…

Q: Express the power of a concave lens of focal length 40 cm.

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Q: A rickshaw puller pulls the rickshaw by applying a force of 120 N. If the rickaw moves with constant…

A: We know thatP=FV(cosθ)WhereP=PowerF=ForceV=velocityθ=Angle between force and velocity

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: 3-109 If the coefficient what is the acceleration of sliding friction i of the block in Fig.

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Q: Pressure is defined as: O force divided by unit area Omass times acceleration force times unit area.…

A: Pressure is a scalar quantity .

Q: 3 Vectors of force A,B,C in a cartesian plane. The vectors are calculated in Newton (N).   The…

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Q: Horizontal Circle - Unbanked Curve. What us the maximum speed at which a racing car can round a…

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Q: The propagation velocity of a wave with a wavelength equal to 500 nm and a natural frequency of…

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Q: Find the total resistance of the following: R1 1k0 R2 10kQ R6 3.3kQ R3 1.5kQ RA R5 2.2kQ 4.7k0

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Q: You are looking up at the Moon, which is 3.8 × 10^8 m away from Earth. It is nighttime, and your…

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Q: Calculate the magnitude of the tension T and the angle 0 for which the eye bolt will be under a…

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Q: Calculate the de Broglie wavelength of an electron having a mass of 9.11 x 10-31 kg and a charge of…

A: Given    Calculate the de Broglie wavelength of an electron having a mass of 9.11 x 10-31 kg and a…

Q: Find the speed of train Distance-447 km Time=6 hr

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Q: The ratio of the shortest wavelength to the longest in the Palmer series wavelength is: * 0.21458…

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Q: What is the number of protons, neutrons, and electrons for element has; atomic number 9, mass number…

A: The given problem is based on atomic physic, To solve the given problem we will define the mass…

Q: Find the focal length of the lens.

A: Given;  A concave lens forms the image of an object kept at a;   Distance,u =- 20 cm (front of it)…

Q: easuring tape is accurate when the temperature is 20˚C. on a hot summer day when the temperature is…

A: GivenOriginal Length of steel measuring tape, Lo=10 mInitial temperature, T1=20°CFinal temperature,…

Q: * Radio waves is example for ing Radiation C ing Radiation O None C

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Q: The displacement of a block attached to a horizontal spring whose spring constant is 14N/m is given…

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Q: Find the area Pressure-20 N/m2 Force=2 N

A: Given data : Force=F Pressure=P   Required : Area

Q: The intensity of x-ray beam directly proportional with the atomic number of the anode material True…

A: As per our guidelines we can answer only one question. More the number of protons (atomic number)…

Q: An elec power plant operating on the Carnot cycle puts heat into a river with a water temperature of…

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Q: Compute time required Speed-32 km/hr Distance 50 km

A: Given, Speed, v = 32 km/hr distance, d = 50 km

Q: The sound waves travel with speed of 456 m/s. If is wavelength is 8 cm, Find the frequency of wave?

A: Given, Speed of sound wave (v) = 456m/s  Wavelength of wave (λ)= 8cm

Q: ball is dropped from a height h. It took the ball 15 seconds to reach the ground. What was the…

A: Time taken, t = 15 seconds Acceleration due to gravity, g = 9.8 m/s² Initial distance, h = ?

Estimate of calculation