If the Earth were twice as far away from the Sun, its centripetal acceleration would be: a. 2 times smaller b. 2 times larger c. 4 times larger d. 4 times smaller

Q: The mean lifetime of pi mesons (pions) is 26 ns. A beam of pions is travelling at 0.93c. As measured…

A:

Q: You hang a 10 kg mass from the end of a rod 5 m long. You observe that the rod's length increases to…

A: Given data:  Hanging mass (m) = 10 kg Original Length of rod (L0) = 5 m Final length (L) = 5.2 m g =…

Q: What is the power of a 36.5cm focal-length lens? Express your answer using three significant…

A:

Q: How many times quicker is something measured in nanoseconds compared to milliseconds?

A: Required: Nanoseconds how many time quicker than milliseconds

Q: Newton’s third law pair for this interaction? A. Drag force due to air friction B. Buoyancy force…

A:

Q: Fill in the Blanks X₂ D X² Type your answers in all of the blanks and submit 5+ 3.24 V (a) the…

A: Given: The supply voltage is 3.24 V. The current in the resistance s 2.38 V.

Q: An electron is (a) What is the maximum magnitude of the magnetic force this particle can experience?…

A: Given data according to question B   =  1.80T V  =  2.70 *  103V

Q: -Circular turns of radius r in a race track are often banked at an angle of 0 to allow the cars to…

A: Introduction: The car shown in the figure is to be taken into account for the explanation of the…

Q: Consider the two vectors A = 2 1 - 2 ĵ and B = - î - 5₁. (a) Calculate A + B (b) Calculate A - B A+B…

A:

Q: Given the water flows through the pipe steadily shown in fig- 80 mm 10 m/s DQ 1 2013 60 mm 50 mm…

A:

Q: A block is tied to a spring and is oscillating with an amplitude of A = 16 cm. The angular frequency…

A: We have given,  Ampitude A = 16 cm = 16×10-2 m  Angular frequency ω= 6 rad/sec

Q: Consider a 220-g wooden block placed on an 81.0-cm board. Then wooden block then starts to move at a…

A: Given data: The mass of the wooden block, m=220g The length of the board, l=81cm The magnitude of…

Q: Typical atmospheric pressure is 101,300 N/m2. Estimate the speed of the winds in a category 5…

A:

Q: The aorta carries blood away from the heart at a speed of about 40 cm/s and has a radius of…

A: Continuity equation: An incompressible fluid is a fluid which does not change its density when…

Q: Water travels through a pipe at 4 m/s. The pipe changes from a radius of 0.75 m to a radius of 1.25…

A:

Q: A 0.277-kg volleyball approaches a player horizontally with a speed of 14.9 m/s. The player strikes…

A: Given data:  Mass (m) = 0.277 kg Initial velocity (u) = -14.9 m/s Final velocity (v) = +21.8 m/s…

Q: The 50 kg uniform crate initially rests on the inclined surface. If a force (F=40t +200 N) as shown…

A:

Q: A particle moves along the x-axis so that at time t its position is given by x(t) = sin (pi*t^2) for…

A: Given:  x(t) = sinπt2-1≤t≤1 We have to find, a) velocity  b) acceleration c) Value of t when…

Q: A massless spring with spring constant k = 25 N/m is attached at one end of a block of mass M = 3.0…

A: spring constant (k) = 25 N/m M = 3 kg mb = 0.3 kg vo = 200 m/s

Q: A potential difference of 15.0 volts is applied across a resistor with a resistance of 30.8 ohms.…

A: Given data:  Potential difference (V) = 15.0 V Resistance (R) = 30.8 Ω Time (t) = 34.5 s Required:…

Q: Moment of Inertia of Point Masses Five masses (each with m = 20 g) are fixed to a light rod of…

A:

Q: Hg. A 25° BWB

A: Draw the free-body diagram of block A.

Q: A current of 24.0 mA is maintained in a single circular loop of 3.70 m circumference. A magnetic…

A:

Q: Which of the following is/are the best example(s) of elastic collision(s)? An egg colliding with a…

A:

Q: How much work is required to stop an electron (m=9.11×10−31kg)(m=9.11×10−31kg) which is moving with…

A:

Q: Suppose a Cobb-Douglas Production function is given by the following: P(L, K) = 20L0.5 K0.5 where L…

A:

Q: Two parallel wires carry a current I in the same direction. Midway between these wires is a third…

A: The force on the first wire due to the second wire will be in the rightward direction as the current…

Q: Problem 3. with their central axes along the x-axis • Ring I has a radius R, 5 cm and a charge Q, -3…

A:

Q: A sphere of mass 2.2 kg and radius 9 cm rolls without sliding along a horizontal surface. It has a…

A:

Q: Four long wires are perpendicular to the x-y plane. Each wire carries the same magnitud current.…

A: The direction of magnetic field due to current carrying long straight wire is given by right hand…

Q: If the electric potential difference from A to B is AVAB = 600 V and the electric potential…

A:

Q: A. B. C. D. B X X X

A:

Q: A typical blood pressure is 120 mm Hg. How high above the injection site would you need to hang an…

A: Given that Blood pressure, P = 120 mm Hg   1mm Hg = 133 Pa density of fluid , ρ = 1000 kg/m3

Q: 1.     earthquake? 2.     Suppose you have seats to a concert featuring your favorite musical…

A: sound intensity: The power carried by sound waves per unit area in a direction perpendicular to that…

Q: Two shuffleboard discs of equal mass, one orange and the other green, are involved in a perfectly…

A: The final velocity of green shufflboard is 4.91 m/s.  The final velocity of orange shufflboard is…

Q: A spherical 24-in.- diameter balloon contains helium at 72°F. What is the mass of helium in the…

A:

Q: An object of mass 15 kg is attached to an ideal spring that oscillates at 75 Hz. When t = 0, the…

A:

Q: The figure below shows two wires carrying currents of I = 4.90 A in opposite directions, separated…

A:

Q: Two billiard balls meet centrally with speeds of 2 and -4 m/s. What will be their final speeds after…

A:

Q: Two coplanar and concentric circular loops of wire carry currents of I₁ = 6.80 A and I₂ = 2.70 A in…

A: (a) Field at the center of the loops is: B = B1-B2 = u0I1/(2pi*r1) - u0I2/(2pi*r2) =…

Q: A pure tone of 500 Hz is played through two speakers one of which is damaged and not emitting the…

A: GIVEN               Frequency f1 = 500 Hz                Beat frequency = 20 Hz

Q: Two objects of the same mass are sliding at the same initial speed across a wooden surface. The…

A:

Q: A car initially traveling eastward turns north by traveling in a circular path at uniform speed as…

A:

Q: A car starts with an initial velocity of 5 m/s and accelerates at 3 m/s?. a) Find the time needed…

A:

Q: Find the force (in N) of electrical attraction between a proton and an electron that are 9.3 ✕ 10−11…

A:

Q: 2. Find the mass of the second object if the force of gravity between the two object- is 0.128N. The…

A: Given, Force of gravity between two objects, F = 0.128 N mass of the object 1, m1 = 1300 kg distance…

Q: A gasoline service station owner receives a truckload of 34,000 L of gasoline at 32 °C. It cools to…

A:

Q: An 1520-N crate is to be held in place on a ramp that nises at 30.0° above the horizontal. The…

A:

Q: Which of the moving charged particles will experience the least magnetic force? A B C the same

A: This question is based on magnetic force on moving charge.

Q: synthesis problems SP1. Suppose that the input piston of a hydraulic jack has a diameter of 2 cm and…

A:

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.