QUESTION 13 According to naming rules, the types of compound that use prefixes in their names are A) ionic compounds OB) ionic compounds involving transition metals C) polyatomic ions O D) molecular compounds

Q: Express and identify the resultant of the two forces and one couple shown acting on the shaft angled…

A: Torque due to a force couple is given as  Torque,τ =(r2→-r1→)×F→ r2 →and r1→ are position vectors of…

Q: #11 Electron Volt Measure In #10, recalling that the proton mass is 1.67 × 10-27 kg, what is the…

A: Write the given values with the suitable variables. m=1.67×10-27 kgV=1 VK=1 eV Here, m is the mass,…

Q: If the speed of a car is increased by 70%, by what factor will its minimum braking distance be…

A: Consider the speed of the car in the first case is v.

Q: Question 1-b, Numerical: A 1200 kg car was moving with an initial speed of 14 m/s. The car is 60 m…

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Q: Battery V=12V + = ? Current flow Current flow Bulb R=3 Q

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

Q: An optical cavity consisting of two identical concave times, the sum of the radii of their curvature…

A: A resonator is stable resonator when  0<g1g2<1Where g2=1-LR2 and g1=1-LR1R= radius of…

Q: Find the strength and direction of the force experienced by each charge depicted in the picture.…

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Q: The force systems shown consists of the couple C and four forces. If the resultant of the system is…

A: GIVEN: from digrame Fxi= 400N Fyi= 100N  Resultant force on system = 75000 N-mm

Q: 22. Carry out the operation. Express the answer by rounding it off to the correct significant…

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Q: CAN YOU LABEL THE RAY DIAGRAM

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Q: 7:55 Status Exam Unit 1 Exam 40 mL 30 ml 20 mL 10 ml A. 10 mL B. 20 mL 30 mL These graduated…

A: Given  Both cylinders are of same size and contain same amount of water .  Volume of water in left…

Q: Spaceships A and B move in opposite directions at the same speed of 0.378c relative to earth, with A…

A: Given data- Spaceship A and B move in opposite directions at the same speed-…

Q: hich of the following are characteristics of series circuits? Select all that ply. If one device in…

A: When two or more than two devices are connected in series then this combination is called series…

Q: A 68kg trampoline artist jumps vertically upward with a speed of 4.2m/s. If the trampoline, 2.6m…

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Q: For the tubular shaft section shown in the Figure, let the outer diameter D - 125 mm. If the polar…

A: Given data: The outer diameter of the shaft is D=125 mm. The polar moment of inertia is I=15x106…

Q: A lorry of mass 15 tonnes is travelling along a straight horizontal road. The lorry has a constant…

A: Solution:-

Q: time derivative of velocity is called

A: The time derivative of velocity (v) is called acceleration (a). Mathematically: a=dvdt here, t=time…

Q: An airplane travels a distance of 500 km against the wind in one hour and 45 minutes. Travelling the…

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Q: 2. A 500 kg satellite experiences a gravitational force of 3000 N, while moving in a circular orbit…

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Q: Compute the frequency (in MHz) of an EM wave with a wavelength of 4.6 in. (0.1168 m). Give your…

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Q: How much work is done in lifting a 2.3 kg rock off the ground to put it on a table that is 1.3 m…

A: Given Mass = 2.3 kg We have to calculate the work done in lifting of this object upto 1.3 m.

Q: Consider a point on a bicycle wheel as the wheel makes exactly four complete revolutions about a…

A: Given : A point on a bicycle wheel completes exactly four revolutions around a fixed axis. To find :…

Q: A projectile is fired at an upward angle of 50.7° from the top of a 375m cliff with a speed of…

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Q: What is the moment of inertia of a cylindrical rod of mass M and length L, rotating at a distance…

A: Moment of inertia (IG) about center is: IG=ML212

Q: Why are the silicates the most abundant mineral group in the Earth's crust? Explain in no more than…

A: The various  and abundance of the silicate minerals is produce a nature of the silicon atom, and…

Q: A conductor is initially at a rest in a magnetic field (image). In which direction should the…

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Q: The magnitude of the torque acting on the rotor of a motor minimizes when the angle between the…

A: Torque is given by : τ = µ × B = µB sinθ Here, τ is torque µ is magnetic dipole moment  B is…

Q: Calculate the rotational inertia of a meter stick, with mass 0.354 kg, about an axis perpendicular…

A: Given data Mass of stick ( M ) = 0.354 kg Length of meter stick ( L ) = 1 meter Location of point (…

Q: The sound waves travel with speed of 560 m/s. If is wavelength is 12 m. Find the frequency of wave ?

A: Introduction :  In this question we are provided with value of wavelength and wave speed.with these…

Q: Determine the magnitude F and direction 8 (measured clockwise from the positive y-axis which is…

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Q: A large basketball and a smaller tennis ball are dropped at the same time from the top of a…

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Q: 3. A projectile of mass 2.00 kg is propelled from ground level with kinetic energy 450 J. At the…

A: Write the given values with the suitable variables. m=2 kgK1=450 JK2=250 Jg=10 m/s2 Here, m, K1, K2,…

Q: Which of the following results to the acceleration?   External Net Force Internal Net Force…

A: Net external force is responsible for acceleration .          Acceleration (a) = Fext/m  Net…

Q: A scanning electron micrograph of xylem vessels in a corn root shows the vessels magnified by a…

A: magnified factor magnifies the diameter of the vessels the magnified factor can be written as…

Q: the relative density of liquid

A: Given data;  Mass of empty desnity bottle,m1= 21.8 g Completely filled water, m2= 41.8 g When,…

Q: The 28-N force P is applied perpendicular to the portion BC of the bent bar. Determine the moment of…

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Q: 14. How many significant figures are there in 0.0006? Express your answer in numbers (1,2,3,4,5,…

A: Significant figures are defined as the digits present in the number which are meaningful and provide…

Q: Which of the following statements is TRUE when the magnet is dropped inside the solenoid? A. The…

A: When the magnet is dropped inside a solenoid, magnetic flux increases through the solenoid. It keeps…

Q: A ball is projected with velocity 10 m/sec at angle of 30° with the horizontal surface. The range of…

A: Given Ball velocity, v0=10 m/s Projectile angle, θ=300 The range of a projectile is the horizontal…

Q: The angular acceleration of a wheel is a = 8.0t4 - 9.0t², with a in radians per second-squared and t…

A: Angular velocity Angular velocity is the rate of change of the position angle of an object with…

Q: = 7. What is the current in the R₁ resistor? R₁ E2 = 9.0 V; R₁ E2 દ ww R₂ 3.5 Ω; R2 - 4.5 N; E₁ =…

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Q: How does the density of a liquid vary with temperature. Explain briefly?

A: Density is defined as mass per unit volume

Q: An observer standing on the platform at a train station watches a train pass by. Through the…

A: Relative speed : The relative speed is the speed of a moving body with respect to another. When two…

Q: Find the electrical energy consumed in Joules if a toaster of 80 W is used 18 min.

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Q: Find momentum Mass=0.08 kg Velocity=0.001 m/s

A: Mass of the object, m=0.08 kg Velocity of the object, v=0.001m/s Momentum of a moving object is the…

Q: plane travels N 30o W at an air speed of 600 kph. If the wind has a speed of 80 kph on a direction…

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Q: resultant of the forces and the direction of the resultant force.

A: Given; Find the resultant of the forces and direction of the resultant force. Where,  Forces acting…

Q: The sound waves travel with speed of 560 m/s. If is wavelength is 12 m. Find the frequency of wave?

A:

Q: In #10, recalling that the proton mass is 1.67 × 10-27 kg, wh which has passed through a potential…

A: Given:kinetic energyE=1 eVmass of protonmp=1.67×10-27  kgPotential difference=1.00 Volts

Q: An astronaut in Mars (g = 3.72 m/s^2) performed a free-fall experiment by dropping a 24-karat gold…

A: acceleration due to gravity on mars (g) = 3.72 ms2mass of gold bar = 33 kg mass of pen = 2 grams let…