How many variables are required to define the position of a body in space? a) 3 b) 2 c) 1 d) 0

Q: Omar travelled 34 km, North and then 15 km, South. His resultant displacement is O a. 19 km, South O…

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Q: A rescue plane spots a survivor 116 m directly below and releases an emergency kit with a parachute.…

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Q: A ball moving horizontally at 3 m/s rolls off the top of a flight of stairs. If each stair is 0.5m…

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Q: A-You drove to a store that was 5km from your home. You returned to your home going the same route…

A: Solution:Given:(a)s1 = distance travelled in driving from home to store = 5 kms2 = distance…

Q: If the displacement of an object, x, is related to velocity, v, according to the relation x = Av,…

A: According to question we need to choose correct option.

Q: a) 64 m/s b) 44 m/s c) 24 m/s d) 51 m/s e) 58 m/s

A: According to work energy theorem Work done = change in kinetic energy Work done by conservative…

Q: The figure shows the circular wave fronts emitted by two wave sources. 20 R

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Q: OB) 3.46 m If the distance between distance between a and b is 60 cm, what is the distance between a…

A: Given data:  The distance between a and b is 60 cm Required: The distance between a and c

Q: 2(a) – An airplane is moving along the y-direction with the speed of 300 m/s with respect to ground.…

A: Given  Velocity of plane vp =300 m/s j Velocity of air va=-100 m/s i

Q: I need to understand the difference between scalar quantity and vector quantity. I need to come up…

A: Any describing the magnitude only, has not defined direction are SCALAR quantities. To apply any…

Q: 6) Suppose water is dripping from a gutter at the top of a three story tall building.  The drips of…

A: The drips of water leak out at a steady rate of 4 drips per second.  the drops of water fall under…

Q: A large wheel with a radius of 7 m completes a revolution every 16 seconds. The bottom of the wheel…

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Q: Select all the quantities that are vectors O A) 3 Newtons | B) 16 m/s East C) North D) 1.57 m < 20°

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Q: Q.3) Please explain Newton's laws of motion.

A: Newton's laws of motion are a set of three laws in classical mechanics, which together establish an…

Q: a. 0.050 km b. 305.0 cm 3.84 x 108 km d. None of these choices. e. 1.00281 kg

A: (1)All nonzero digits are significant.       For example ,       3.756 has four significant…

Q: 6.) A new Earth size planet has been discovered in a distant star system. The planet has six times…

A: The radius and the mass of the new planet in term of the radius and mass of the earth are:

Q: After Dan makes a basket, Josephine claims she can find the amount of time the ball was in the air…

A: It is only the height that is provided to solve this problem. So, we can only use height in this…

Q: A police car is traveling south towards the intersection that a robber’s car has just crossed…

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Q: 4/ Please explain the answer in detail

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Q: A person walks along the path shown below from point A to point B.

A: Displacement is defined as the minimum distance possible between the two points. here the…

Q: 14. A skier leaves the top of a smooth slope with an initial speed of 7.00 m/s. Her speed at the…

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Q: The following relations concerns an electron in 3-dimensions. (a) Is the operator O = 3âx · p,…

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Q: QUESTION 10 Which of the following physical quantities is not fundamental? a. 3.0 years Ob. 1,200 kg…

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Q: 3. An object is stuck at the origin. To get the object free, two forces are applied to the object.…

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Q: tcos(angle) x-x0 1.4 28 1.8 36 2.1 42 2.2 45 2.15 44 1)plot a graph of x-x0 vs tcos(angle) 2)Find…

A: graph between x-x0 vs t cos(angle)   find value of initial speed.

Q: A physics student measures the depth of a deep hole by dropping a rock into the hole. The rock takes…

A: Initial Velocity = v0 = 0 m/s       . . . . (Initially the rock is at rest) Time = t = 5 s…