A ball of mass 2 kg moving with a velocity of 4 m/s collides directly on another of mass 4 kg moving at a speed of 1 m/s moving in the same direction. If the balls are perfectly elastic, i) calculate the velocities of the first balls after impact. 3 ii) calculate the velocity of the second body after impact.

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A: Solution:   Given that,   An FCC crystal is pulled in tension along the [100] direction.   Given Sli...

Q: Please answer this  KIND REQUEST

A: The aim of the experiment is to study how the length of the candle shall affect the lightening of th...

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A: a)  AVERAGE SPEED = 12 km18 min×60 min1 hour                                     = 40 km/hr   Theref...

Q: How images can be formed by a curved interface between two transparent materials?

A: Given, Curved interface between two transparent materials 

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A: Given: The mass of the block is m. The mass of the block is M. The angle of inclination is α. Introd...

Q: There are particles called D-mesons. One of them is the D+  meson, which has a single positive charg...

A: for the D+ meson  charge,q=+1Baryon number=0strangeness=0topness=0bottomness=0charm=+1  

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A: When a liquid or sold is subjected to temperature change their volume changes. The volume change is ...

Q: Rutherford found the size of the nucleus to be about 10-15 m . This implied a huge density. What wou...

A:

Q: You pass laser light of wavelength 645 nm through a slit 0.250 mm in width and observe the diffracti...

A: Part (a) Given: The wavelength of light is λ=645 nm. The distance between the slit is d=0.250 mm. T...

Q: Given particles of masses m, 2m, and 3m at the points (0, 1), (1, 0), and (2, 3), find the point P a...

A: Given data: The mass of a particle is m. The mass of a particle is 2m. The mass of a particle 3m. ...

Q: A 1.00-MT bomb exploded a few kilometers above the ground deposits 25.0% of its energy into radiant ...

A: (a) Since 25% of bomb energy is deposited. Hence, Convert this bomb energy from MT to KT. Now, conv...

Q: In an oscillating LC circuit, the maximum charge on the capacitor is 2.0 × 10−6 C and the maximum cu...

A: Given: I=8.0 mA q=2×10-6 C  

Q: How would you design a 1.5 µm edge- emitting semiconductor laser to generate a 40 GHz pulse stream? ...

A: Given: v=40 GHz L=1.5 μm

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A: Assuming the Fmotion vector shown is along the direction of motion at the given instant, the present...

Q: An MRI (magnetic resonanceimaging) solenoid produces a magnetic field of 1.5 T. The solenoidis 2.5 m...

A:

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A: Use the equation for time dilation ∆t'=∆t1-v2c2∆t is the time taken by light to travel from front to...

Q: The peak intensity of the CMBR occurs at a wavelength of 1.1 mm. (a) What is the energy in eV of a 1...

A: Given data: The wavelength is λ=1.1 mm. Part (a) The energy can be calculated as: E=hcλ Here, h=6....

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A: The power of the radio waves is given as, P = 50,000 w The distance between the earth and the planet...

Q: In an electron-diffraction experiment, the spacing between atoms in the target is 0.172 nm and the e...

A: spacing between the atoms in the target=0.172nm accelerating voltage=69.0V the de-Broglie wavelength...

Q: Consider the forces applied to the particle shown in (Figure 1). Suppose that F4 = 4 kN and F5 = 16 ...

A: a) balancing forces in x direction we get , F1 = F4sinθ +F5725F1 = 4×sin30o+16×725F1 =6.48 kN

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A: The mean lifetime of the K meson in its rest frame is 1.23*10-8 s. This is the time interval startin...

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A: The operating frequency=10 GHz=10×109 Hz Phase constant=676.15 rad/m Phase velocity: it is the ratio...

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A: Given :            height of the diver h = 1.8 m = 180cm            refraction of water n = 4/3

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A: It is well known that both inductors and capacitors store energy in their magnetic and electric fiel...

Q: A 100-g toy car is propelled by a compressed spring that starts it moving. The car follows the curve...

A: Given: m=0.1kg             vi=2m/s             h=0.18m The initial kinetic energy of the toy car is ...

Q: Free-Body Diagrams and Forces Force and Motion Explore Student Journal Reflections and Conclusions 1...

A: " We’ll answer the first question since the exact one wasn’t specified. Please submit a new question...

Q: eiz 2i at z = 3 23. 9z2 + 4

A: Let F=eiz9z2+4  

Q: In three phase power measurement using two wattmeter method, If one of the wattmeters is showing nul...

A: The phase angle is tanϕ=3W1-W2W1+W2