A train is moving with constant deceleration travels 24 ft during the 10th second of its motion and 18 ft during the 12th second its motion. a. Find its initial velocity. b. Compute the time required for the train to stop. c. How many feet will the travel before coming to rest?

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Q: v (m/s) 20 I (s) 5 20 30

A: Given : Velocity at 5 s = 20 m/s Velocity at 20 s = 20 m/s Velocity at 30 s = 0 m/s

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Q: Q2. To obtain Thevenin's voltage, load resistance is replaced and short circuited with a wire.. Is i...

A: Answer is False

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A: Given diameter of circular motion d = 0.50 m hence radius R = 0.25 m initial angular velocity magnit...

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A: Given Distance between the slits d = 0.21 mm = 0.21 × 10-3 m Distance between slit and  screen D = 6...

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Q: ROBLEM A 0.5500 kg block rests on a horizontal, frictionless surface as in he figure. The block is p...

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Q: 3. Resistance. A copperwire is 2.50 m long and has a diameter of 2.5 mm. How much current will it dr...

A: Given: The length of the copper wire is 2.5 m. The diameter of the wire is 2.5 mm. The potential dif...

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Q: A 0.10 kg ball is loaded onto a horizontal spring, compressing the spring 2.0 cm. When the ball is r...

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A: Given Initial speed is given as v0=60 km/h=60 km1 h×1000 m1 km×1 h60 min×1 min60 s=16.67 m/s Deceler...

Q: A circular loop of radius 9.0 cm is placed perpendicular to a uniform 0.35- T B" field. You collapse...

A: intial radius of the loop (r) = 9 cm = 0.09 m final area of the loop (A') = 0 m2time taken (t) = 0.1...

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A: Mass of jupiter = 4.5e7 MSun  

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A: Givenv1=15 mi/hrv2=45 mi/hrt=15 s

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Q: A uniform electric field has magnitude E and is directed in the negative x-direction. The potential ...

A: ∆V = 240 V  q = - 0.200×10-3 C 

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Q: Calculate the voltage if the resistance is 8.2 ohms and the current is 4-0 A ?

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A: Electric field due to point charge E = kq/r2 

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Q: A 2.00 kg block hangs from a spring. A 340 g body hung below the block stretches the spring 2.20 cm ...

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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.