14 "c has activiy of 189 then find mass

Q: Convert 40 N/cm2 to lb/in2

A: Given: The given value is a pressure P = 40 N/cm2.

Q: When the switch is closed, the equivalent capacitance between points A and B is 4.0 nF What is the…

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Q: 0.3 Suppose the average daily metabolic rate for certain types of animals can be expressed as a…

A: The average daily metabolic rate for certain types of animals can be expressed as a function of mass…

Q: Vector A has x and y components of -9.00 cm and 13.0 cm, respectively; vector B has x and y…

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Q: When is the magnitude of the vector product of two vectors the largest? When the two vectors are…

A: Solution:-  Correct options is When  the two vector s are perpendicular

Q: N vs. TIME graph below, click on the spot where the VELOCITY IS ZERO (the arrow will be placed where…

A: Introduction: When the body does not gets displaced with time, the velocity is said to be zero. So,…

Q: • A convex mirror has a radius of curvature that has a magnitude equal to 24 cm. Use ray diagrams to…

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Q: A B Let's revisit a previous problem and add the force of friction. In the figure, block A has a…

A: Given: The mass of object A is 2.58 kg. The mass of object B is 2.63. The coefficient of kinetic…

Q: Two blocks are tied together by a string. m, m, The blocks slide WITHOUT friction. The mass of block…

A: Please see the answer below

Q: QUESTION-4: Consider a laser beam with a diameter of 5 mm and carrying 60 W power. (Take c=3x10 m/s,…

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Q: I need avg speed

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Q: Help answer a physics question at

A: The radius of the turn is 27.2 mExplanation:Step 1:Step 2:

Q: 1.9 & Multiplying a vector by a scalar. (Section 2.7) Complete the figure to the right by drawing…

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Q: . 26- Show that if the magnitude of a vector A is constant then A dà dt = 0. (Hint: A A = A²)

A: Since you have posted multiple questions according to guidelines i will solve only the first one.

Q: a How long does the defender have to react to the puck? (i.e. How long does it take to travel 3…

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Q: A ball moves in a vertical circle while attached to a light rope of length 0.5m fixed at its other…

A: Draw the free-body diagram of the ball when it is at the highest point.

Q: 2.31 was , thanks

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Q: (a) A shell is shot with an initial velocity vo of 20 m/s, at an angle of = 00 60° with the…

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Q: Two charges are situated near point P. q₁ = 0.025 µC and q2 = 0.12 µC. Find the electric field…

A: Given: In this question, the given details are, Here, the two charges are situated near point P ,…