The maximum speed of a train is 90 km/h. It takes 10 hours to cover a distance of 500 km. Find the ratio of its average speed to maximum speed?

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Q: sailboat that is initially 15m to the right of a buoy sails 35m to the left of the buoy. Determine…

A: sailboat that is initially 15m to the right of a buoy sails 35m to the left of the buoy.Determine…

Q: A 15-lb and 3.6 ft long uniform bar is attached to a 25-lb cart. The system is known to start at…

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Q: Consider the position function below. r() = (1-t ,5-6) for t20 a. Find the velocity and the speed of…

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Q: Calculate the electrical energy consumed in Joules if a toaster of 60 W is used 24 minutes

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Q: a silk thread S, which es an angle 0 with a e charged conducting -P, as shown in the re. The surface…

A: solution of above problem is below:

Q: If a single lens forms a virtual image of an object, then Group of answer choices The image must be…

A: Correct option (b). The lens could be either a diverging or a converging lens.

Q: A football player weighing 85 kg accelerates from a stationary position, over a distance of 10m and…

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Q: Problem A newly discovered light positively charged particle has a mass of m and charge q. Suppose…

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Q: A point charge q1 =8.0 nC is at the origin and another point charge q2 = 12.0 nC is on the x-axis at…

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Q: Material 1 (n) Material 2 (ng) Consider scenarios A to F in which a ray of light traveling in…

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Q: A man walks at 4 ft/a on the roof of a train that is traveling at 40 ft/s. The train is reducing its…

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Q: Given the circuit shown below, (a) Find the equivalent resistance, seen terminals A and B. (b) If a…

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Q: The structure molecules can be confirmed by using X-ray diffraction analysis, which are explained by…

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Q: An object moves with an acceleration of 10 m/s^2. Which of the following statements is true? A) The…

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Q: Through what angle is it turned when it exits the system? Express your answer in degrees. ? e = 75…

A: We know the general law of reflection. We have to apply the law of reflection to solve geometry.

Q: A 250-Ω resistor is connected across an ac voltage source V = (150 V) sin [2π(60 Hz)t].  What is the…

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Q: Two coils A and B have, initially, a mutual inductance of 250 mH, and the current in coil A is 2 A.…

A: Voltage induced in coil B is given by the rate of change in flux.

Q: You have a string of identical piano strings of length (0.75m), each of which is tuned to 440HZ. The…

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Q: Newton's Second Law for Rotation Will the ladder slip? Pet Freddy M= 40Kg Ladder L-5m 370 m= 10 Kg…

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Q: If rope BC will fail when the tension becomes 45 kN, determine the greatest vertical load Fthat can…

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Q: A cantilever beam is subjected to an inclined force (P) as shown in Figure 1, the equilibrium normal…

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Q: A cup of coffee has a mass of 0.231 kg. If you place this cup of coffee on a desk and let is sit…

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Q: A ship uses sonar to determine the depth of the seafloor. If the time between the emission of the…

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Q: A mass of 2 kg hangs freely at the end of a string, wh passes over a smooth pulley fixed at the edge…

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Q: Two objects which is the B1 (T = 40 C) and B2 (T = 18 C), has experienced entropy changes of 6.4 x…

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Q: A spring of negligible mass has force constant k =1600 N/m. (a) How far must the spring be…

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Q: An object is standing in front of a convex mirror.  The image is reflected 12 feet behind the mirror…

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Q: Spectral analysis of the 6 second record in the EEG above shows two sine waves of equal (20…

A: Given diagram: \

Q: Q2. A dog searching for a bone walks 3.5m south, then 8.2m at an angle 30°north of east, and finaly…

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Q: Consider a coaxial cable as shown in the figure. The cable consists of a solid inner conductor of…

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Q: a, A charged particle will move along a straight line if the magnetic force and electric force…

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Q: Imagine you drop three identical (same mass, same material, same shape), room temperature cubes into…

A: Imagine you drop three identical (same mass, same material, same shape), room temperature cubes into…

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Q: Estimate the energy density (MJ/m3) of a pumped hydro store  that is 100 m above its power station.…

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Q: greatest acceleration of the mass m

A: Given; F1 acting on a free mass m at rest produces in it, Acceleration,a=4 m/s2F2 acting on the same…

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Q: What does the percent difference between GPE and KE tell you about the efficiency of energy…

A: the percent difference between GPE and KE tell you about the efficiency of energy transformations…

Q: A car has an initial velocity of 60 m/s and an acceleration of 2 m/s2 . Find its a. velocity after…

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Q: 9. If a Helium nucleus moves in the direction of an electric field generated by a stationary…

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Q: Figura 101 C A B 40

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Q: George, who stands 6 feet tall, finds himself 15 feet in front of a convex lens and he sees his…

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Q: An object of mass 6 kg is at a certain height above the ground. If the potential energy of the the…

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Q: 41° 63° Ts T2 T3 w 200 N O 61,98 N O 249,14 N O 155,56 N O 93,58 N

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Q: Which attribute is used to change the arrow length in visual python? Select one: O axis O radius O…

A: Attribute- Axis is used to change the arrow length in visual python.

Q: The voltage in circuit is 24 V and resistance is 4 ohms, find the current ?

A: Given data :                     Voltage      =     V                 Resistance    =     R…

Q: uation: Drop the two marbles of different sizes from the following heights: (a) 1 meter, (b) 2…

A: Given: The intial velocity of each marble is 0 m/s. The height of the object from the ground is (a)…

Q: d) If 2µA of current flows through a component for 5ms, what will be the charge in that component?

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Q: If two ball are released from the same height; where one falls from rest and the other is given…

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Q: A motorist drove from Bristol to Bath at an average speed of 40 mph and then from Bath to Chippenham…

A: Given  Average speed from Bristol to Bath is               40 mph  Average speed from Bath to…

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –