Physics

Two bodies with equal momentum have KE in the ratio 5:4. What will be the ratio of their masses be?

  1. 👍
  2. 👎
  3. 👁
  1. M1V1 = M2V2 ... M1^2 V1^2 = M2^2 V2^2

    5 M1 V1^2 = 4 M2 V2^2

    5 M1^2 V1^2 / M1 = 4 M2^2 V2^2 / M2

    5 / M1 = 4 / M2

    M2 / M1 = 4 / 5

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Physics

    Part A: A cardinal (Richmondena cardinalis) of mass 4.50×10^−2 kg and a baseball of mass 0.142 kg have the same kinetic energy. What is the ratio of the cardinal's magnitude p(c) of momentum to the magnitude p(b) of the

  2. physics

    A skater spinning with angular speed of 1.5 rad/s draws in her outstretched arms thereby reducing her moment of inertia by a factor a 3. a) Find her final angular speed. b)What is the ratio of her final angular momentum to her

  3. Math help, anyone?

    Solve the proportion. Where necessary, round to the nearest hundredth. Plz help i really need 2 get this in!! 11. 9/10 = x/10 9 *** 90 10 100 12. x/4 = 6/7 168 0.21 28 3.43 13.Write the ratio as a fraction in simplest form. 22:36

  4. Math

    Two triangles are similar, and the ratio of each pair of corresponding sides is 2 : 1. Which statement regarding the two triangles is not true? 1) Their areas have a ratio of 4 : 1. 2) Their altitudes have a ratio of 2 : 1. 3)

  1. PHYSICS

    A copper wire and an aluminium wire have length's in the ratio 3:2.diameters n the ratio 2:3 AND FORCES APPLIED IN THE RATIO 4:5 find the ratio of increase in length of the two wires.(Y FOR COPPER =1.1*1O^11 N/m^2,Y for

  2. Math

    The ratio of red candies to green candies in a bag is 4/5. Which ratio would form a proportional relationship with this ratio? A. 16/25 B. 20/35 C. 20/25**** D. 24/32

  3. math

    Two triangles are similar. The ratio of their corresponding sides 1:4. 1. Find the ratio of their perimeters 2. What is the ratio of their areas

  4. math

    The ratio of the radii of two circles is 2:3. find the ratio of their circumferences and the ratio of their areas

  1. pre-calculus urgent

    Please help me here as well to clarify more my understanding. Let a1, a2, a3, . . . be a geometric sequence with initial term a and common ratio r. Show that a1^2, a2^2, a3^2, . . . is also a geometric sequence by finding its

  2. Advanced Functions

    The golden ratio is a special number approximately equal to 1.618 that appears often in mathematics, geometry, art, architecture and other areas. Given that the numbers 10 and x are in a golden ratio and that x is larger than 10,

  3. PHYSICS - PLEASE HELP

    Part A: A cardinal (Richmondena cardinalis) of mass 4.50×10^−2 kg and a baseball of mass 0.142 kg have the same kinetic energy. What is the ratio of the cardinal's magnitude p(c) of momentum to the magnitude p(b) of the

  4. Chem equilibrium

    I don't understand part b NO(g) + O3(g) NO2(g) + O2(g) (a) If 2.50 moles of NO and 3.30 moles of O3 are placed in a 5.30 L flask, what is the equilibrium concentration of O2? Kc = 5.00 ✕ 10-6. .00121 (I got this correct) (b)

You can view more similar questions or ask a new question.