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The top of the ramp is 1.50 m higher than the surface of the water, and the ramp is inclined at the angle of 30.0° above the horizontal. The seal reaches the water having a speed of 4.90 m/s. (
It is noted that the block-spring system, if compressed 5.0 cm and released, stretches out 2.3 cm beyond the equilibrium position before stopping and turning back. Determine the coefficient of kinet
By using the mirror equation and image distance of 10.7m represent if this design consists of spherical aberration (unfocused). This is a question dealing with the Hubble space telescope.
What mass of water at 26.0 °C should be permitted to come to thermal equilibrium having a cube of aluminum of 1.89 kg initially at 1.50 x 102 °C to lower the temperature of the aluminum to 6
A car of 1000 kg can accelerate from rest to v = 90 km/h in a time t = 7.4 s. (i) Determine the average power delivered by the engine?
When a truck produces 17 hp if traveling at a steady 74 km/h, what should be the average force applied on the truck due to the friction and air resistance?
A ball of 0.120 kg is dropped from rest. When the magnitude of the momentum of ball is 0.710 kg • m/s just prior to it lands on the ground, from what height was it dropped?
A boxcar of 10000 kg traveling at 18 m/s hits a second boxcar at rest. The two stick altogether and move off having a speed of 10 m/s. Determine the mass of the second car?
Avoiding friction with the tracks; determine the speed of the car after 100.0 min? (Hint: let consider conservation of momentum merely in the horizontal direction.)
A dog of 26.2 kg is running northward at 3.02 m/s, whereas a cat of 5.30 kg is running eastward at 2.74 m/s. Their owner of 65.1 kg has the similar momentum as the two pets taken altogether. Determi
The two 75.0 kg hockey players skating at 5.35 m/s collide and stick altogether. When the angle between their initial directions was 115°, determine their speed after the collision?
The electron and neutrino are released at right angles and encompass momentum of 9.30 x 10-23 kg•m/s, and 5.00 x 10-23 kg•m/s, correspondingly. Determine the magnitude and direction of the m
If a golf club hits a golf ball, the club is in contact with the ball for around 0.0016 s. The ball of 45 g acquires a speed of 75 m/s. (i) Determine the magnitude of the impulse exerted to the ball
A thin film of glass having n = 1.51 floats on a liquid of n = 1.35 and is illuminated by light of 596 nm incident from air above it. Determine the minimum thickness of the glass, other than zero, w
When water at the top of the falls is at 12.8°C, determine the maximum temperature of the water at the bottom of falls? Suppose that all the kinetic energy of the water as it reaches the bottom
Biot savart law, Explain biot savart law obtain expression for magnetic field at the centre of circular loop/ Explain the construction and working of compound microscope / astronomical telescope obta
A block is projected up a frictionless inclined plane having initial speed v0 = 3.60 m/s. The angle of incline is 32.3°. (i) Determine how far up the plane does the block go?
Determine the magnitude and direction of the vertical force (employ as the positive direction) applied by the pole on the fire-fighter?
A car traveling at 50 km/h strikes a bridge abutment. A passenger in the car moves forward a distance of 59 cm (with respect to the road) while being brought to rest by an inflated air bag. At what
However such a push is tiny in daily circumstances, it can be big enough to send the spacecraft outward from the Sun on a cost-free but slow trip. Assume that the spacecraft consists of a mass of 1
When the coefficient of kinetic friction between block and floor was 0.20, what was (i) the work done by the worker's force and (ii) rises in thermal energy of the block floor system?
The internal energy of a system rises by 300 J while 900 J of work are performed on it. Determine the heat flow into or out of the system?
A smoke particle consists of a mass of 2.20 x 10-17 kg and it is randomly moving about in thermal equilibrium having room temperature air at 31° C. Determine the rms speed of the particle?
Determine the temperature of an ideal gas whose molecules encompass an average translational kinetic energy of 6.10 x 10-20 J?
The piston then compresses the air to 0.123 times of the original volume (0.123 Vi) and to 24.9 times the original pressure (24.9 Pi). Determine the latest temperature of the air?