A ball is thrown with in an initial velocity of 34.8 m/s straight up. What is the maximum height it reaches?

Q: s the purpose of a collimator in a gamma camera? Discuss the uses of the different types of…

A: The purpose of a collimator in a gamma camera is used to encounter photons from radioactive…

Q: A metal cube with positive charge +Q is brought into contact with an uncharged metal cylinder. Which…

A: When electrons are moved from one thing to another, neutral matter becomes charged.

Q: What are the units for momentum. what are the units for impulse

A: Introduction Momentum:- We know that momentum is defined as the product of the mass and the velocity…

Q: A process at constant volume pressure takes n mole monatomic from an initial temperature T to a…

A:

Q: A laboratory refrigerator that has a power input of 750 W and a COP of 2.5 is to cool 10 bags of…

A:

Q: In the video, the water level was 15 milliliters before adding the chain, and 20 milliliters after…

A:

Q: 23. A 6 kg (m) box initially moving with a speed of v, 4 m/s when a force F-20 N is applied in the…

A:

Q: 3. Find the equivalent resistance for the network of resistors in the figure below. R₂=6002 R₂ =…

A: The resistance R1=9 Ω The resistance R2=4 Ω The resistance R3=6 Ω The resistance R4=3 Ω The applied…

Q: A Carnot heat engine operates with an efficiency η=0.5 between a hot reservoir at temperature T1 and…

A: Given data:  Efficiency (η) =0.5 Temperature of cold reservoir (T2) = 300 K Required: Temperature of…

Q: 3. Ramses' friend Igor pulls a 97 kg block of sandstone horizontally across the flat desert with a…

A:

Q: An oscillating block-spring system takes 0.599 s to begin repeating its motion. Find (a) the period,…

A:

Q: 8. What is the kinetic energy of a 1200 kg car travelling 90 km/h?

A: Given: The mass of the car is 1200 kg. The speed of the car is 90 km/h.

Q: At what temperature would we find about half as many hydrogen atoms in first excited state as in the…

A: To find temperature at which hydrogen atoms are half in first excited state as in ground state

Q: One electron is on the ground. Another electron is in the air, and is at the exact location where…

A: Given value---  upward force of repulsion between the two charges is equal in magnitude to the…

Q: A 10-kilogram crate is at rest on a horizontal surface. The coefficient of static friction between…

A:

Q: Consider a system consisting of three particles: m₁ = 3 kg, ₁ m/s. m₂ = 6 kg, 2 = m/s m3 = 4 kg, 3…

A:

Q: Consider the system shown below where four point masses are connected to each other by massless…

A:

Q: A strong lightning bolt transfers about 27 C to Earth. How many electrons are transferred? The…

A: Given Total charge transferred to the Earth is Q=27 C Elementary charge is e=1.60218×10-19 C   We…

Q: An electric field is created by a charge of -2 µC located at the origin of coordinates. The lengths…

A:

Q: 13. A 3000 kg car travelling at 10 m/s rolls down a steep driveway that has a vertical drop of 5.0…

A:

Q: Part A What is (Fnet 3), the x-component of the net force exerted by these two charges on a third…

A:

Q: A 350 g mass on a 45cm long string is released at an angle of 4.5° from vertical. It has a damping…

A: Given:-  The Length of the string is L = 45 cm  The mass of the string is m = 350 g  It released at…

Q: In the system shown below, compute the net torque about the end of the rod. 60 N 50 N 0,2 m 0.6 m 80…

A: as torque about o=frsinθwheref is applied forcer is the separation between point of application of…

Q: Derive the relationship between initial temperature and volume T₁ and V₂ and final temperature and…

A: Van der wall equation of state isP+an2V2V-nb=nRTwhere a, b are constants,n is number of moles

Q: 1. There are two isolated stars orbiting each other. The first star has a mass of 4x10¹2kg and the…

A:

Q: Q.10. A body is moving unidirectionally under the influence of a source of constant power. Its…

A: Given:Power , P= constant

Q: The basketball player likes to release his foul shots with an initial speed vo-24.9 ft/sec. What 2…

A:

Q: 85. The pulley shown has radius R and a moment of inertia I. The rope does not slip over the pulley,…

A:

Q: You throw a ball straight upward from a point that is 0.9 m from the ground.  If the ball reaches a…

A: At maximum height, the velocity of the ball thrown upwards is v=0 m/s. Now, the kinematics equation…

Q: The container of volume V is divided into two parts by a partition, one of which has volume V₁ and…

A: This problem can be solved using change in Internal energy formula from laws of thermodynamics.

Q: 7 kg object, moving at 12 m/s,  collides with a 4 kg object, moving at 4 m/s.  If the two objects…

A: Givenm1=7 kgm2=4 kgv1=12 m/sv2=4 m/shere we can do momentum conservation before and after…

Q: A boy with mass m-50 kg walks up h=2 m high stairs at a constant speed in t=4 s. What is the average…

A:

Q: the same temperature and pressure. The first vessel contains neon (monoatomic), the second contains…

A: Three vessels have equal volume of gases at same temp & pressure.

Q: A solid disk is rotating with an initial angular velocity w and no linear velocity. It is gently…

A:

Q: 5. A 100 mg sample of radioactive iodine decays to 45 mg after 13 minutes. a. Determine the…

A:

Q: 12. An object moving in a circle with a constant speed. Consider the acceleration of the object,…

A: Given data:  A object is moving in a circular path The speed of the object is constant Required: The…

Q: In Figure 29-37, a wire forms a semicircle of radius R = 8.50 cm and two (radial) straight segments…

A: A current carrying conductor produces a magnetic field around it, perpendicular to the conductor. In…

Q: (1) A horizontal support beam in a house is made of steel and has a length 8 m at 20 °C. It extends…

A:

Q: energy flux of sunlight reaching the surface of the earth is 1.388 x 10^3 W/m^2. How many photons…

A: Given:wavelength of photons,λ=550nm=550×10G-9mEnergy flux,ϕ=1.388×103 W/m2h=6.626×10-34 J.sspeed of…

Q: Figure 4 shows a section of a long, thin-walled metal tube of radius R = 5.00 cm, with a charg λ =…

A:

Q: The radius of the earth is 6400 km. An incoming meteorite approaches the Earth along the trajectory…

A:

Q: An object of mass 7.6 kg moves along a flat surface and then up an incline with a steepness of…

A:

Q: An impulse of 300 kgᐧm/s (Nᐧs) is produced over a time interval of 5 seconds.  What force must be…

A: Solution: Given:J = impulse produced = 300 N.sdt = time interval = 5 sF = force applied to produce…

Q: The Young's modulus for aluminium is 7 × 10¹0 Pa. You want an aluminium wire to not stretch more…

A: Given data:  Young's modulus (Y) = 7×1010 Pa Stretch in wire (ΔL) = 1.8 cm = 0.018 m Original Length…

Q: (I) An air bubble has a radius of 2 mm at a depth of 12 m in water at temperature of 8 °C. What is…

A:

Q: ck is thrown from the top of a building (height of 40 m) at an angle of 62.7∘ ∘  above the…

A:

Q: Which of the following is a reason that astronomers have not found giant planets with the orbit of…

A: Asked: Reason for not finding giant planets with the orbit of Neptune around other stars.

Q: how did you get the last answer i thought the final answer is 11.59 thank you

A:

Q: An ideal gas in a sealed container has its volume doubled and its temperature tripled. By what…

A:

Q: Precision means that       ["all", "few", "several", "the average value of", "individual"]…

A: Precision means that all measurements are close to each other. It denotes the standard deviation of…

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –