Q: FIND IMPULSE VALUE
A: Impulse is a large amount of force that acts on a very short time. We know the impulse is = ∫Fdt=F*t…
Q: A 2 kg mass is moving with a constant velocity. An external force F is applied on the moving mass in…
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Q: Find the value of impulse Force=9.5 N Time=4 s
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Q: Consider a closed triangular box resting within a horizontal electric field of magnitude E = 7.80 x…
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Q: A uniform solid plastic sphere and a hollow metal ball having equal external radius R are released…
A: Since the mass of both spheres is different, the variables involving mass will not be the same.
Q: When additional factors are taken into account, the optimal throwing angle is typically Question…
A: This problem is regarding to projectile motion. If there is no resistive force then angle should be…
Q: 1. A 200-N block in contact with a level plane is acted upon by a horizontal force P = 100N. The fk…
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Q: 1. The tip of the tuning fork goes through four hundred complete vibrations in 8.0 s. Find the…
A: Given: The number of vibration is 400. The time interval is 8 s.
Q: Find the value of impulse Force=9.5 N Time=4 s
A: Given data: Force (F) = 9.5 N Time (t) = 4 s Required: The value of impulse (I)
Q: What is the magnitude force on a proton moving at 2.5 x 105 m/s in a magnetic field 0.5T If the…
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Q: A person is falling from a certain height. Which of the following is likely to happen? if he…
A: If he falls on concrete floor then there's sudden change in his momentum resulting in higher…
Q: The water supply in your area is low. Some of your fellow home owners are using pump to get high…
A: The fact is that water supply in your area is low. So, firstly officer has to check the reasons why…
Q: (Hand by writing ans.)A certain atom has an energy level of 3.50 eV above the ground state. When…
A: If you know the frequency of the photon, you can calculate the wavelength using the equation…
Q: The BMR for a man is following the equation = ((10 x weight (kg) + 6.25 x height (cm)- 5 x age…
A: Given : Mass of man = 60 kg Height = 1.6 m = 160 cm Age = 20 yrs
Q: Mass of forklift: 1,000 kg Mass of crate: 750 kg The driver is raising the crate at 2 m/s².…
A: GivenMass of forklift, M=1000 kgMass of crate, m=750 kga=2 m/s2
Q: R +Q -Q
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Q: Write true if the statement is true. If not, write false and change the underlined word to make the…
A: Answer:- (1)Gamma rays are ionizing :- True Because There are three main kinds of ionising…
Q: A 2.5 kg wooden block hangs from the end of a 1.4 kg, 1.0 m long iron rod that swings from a…
A: Here for this problem we will use two principles: 1. Conservation of angular momentum 2.…
Q: 7. The magnetic field 2 cm from a long, straight wire is 10-6 T. The current in the wire is C. 1 A…
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Q: A sphere with a radius of 5 cm that spins at 2.50 flattens into a disk with a radius of 8 cm. How…
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Q: Determine the voltage Current=2 A Resistance=2 Ohm
A: Given data : Resistance=R Current=i Required : Voltage
Q: How to find the direction of the induced field, the direction of the current, and the polarity of…
A: Electric and magnetic fields (EMFs) are invisible areas of energy, often referred to as Radiation,…
Q: Calculate impulse Force=10.75 N Time=3 s
A: Given data: Force (F) = 10.75 N Time (t) = 3 s Required: Impulse (I)
Q: Khufra works at a spring factory and he was assigned to test a certain spring, whose constant is 50…
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Q: Suppose that a bike is being peddled so that the front gear with radius r=3.0 inches, is turning at…
A: Given data: The radius of front gear is rf=3.0 in. The speed of front gear is ωf=60…
Q: Discuss the Hertz Experiment
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Q: Example 7.6. The "jumping ring" demonstration. If you wind a solenoidal coil around an iron core…
A: Solenoidal coil is wrapped over an iron core and a metal ring is placed over it . When current flow…
Q: 1. Recall circuit IX from the tutorial, which is reproduced at right. In the tutorial, batteries A…
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Q: Find pressure Force=2.5 N Area=1 m2
A: Given data : Force=F Area=A Required : Pressure1 m2
Q: How do electromagnetic waves differ from sound waves?
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Q: Given data: Force=2 N Area=0.7 mm2 Find pressure
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Q: Distance=280 m Time=20 s Find speed of car
A: We need to calculate the speed of the car.
Q: An astronaut has left the International Space Station to test a new space scooter. Her partner…
A: A) initial velocity (u) = 15 ms , towards right final velocity (v) = 5 ms , towards right
Q: B. A dielectric slab is slowly inserted between the plates of a parallel plate capacitor while the…
A: C=€0 A/d Where €0 = permittivity in air A = area of plate d = separation between the plates C =…
Q: 1 gal = - * 10^6 10^4 10^3 10^2 Gravity method: Physical property d Suitable for Density contrast -…
A: 1 gal = 10^2 Option d is correct. Gravity method: physical property density contrast, suitable for…
Q: b. An air filled 50μF capacitor has a voltage of 10V. An insulator with a dielectric constant of 4.0…
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Q: Given data: Distance 280 m Time=20 s Find speed of car
A: Given data : Time=t Distance=d Required : Speed of car
Q: When working on a piece of equipment, electricians and electronics technicians sometimes attach a…
A: Now days maximum electronics devices consist capacitor in it. And we know that capacitor can store…
Q: Q12 Calculate the constant of the coil of the galvanometer if you know that the coil is square in…
A: At equilibrium, deflecting couple = restoring couple nBIA=CθC=nBIAθ
Q: Scientists need to determine the height of Mt. Banahaw using 2 mercury barometers namely Bongbong…
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Q: Find the force applied Work done=28.32 J Displacement=2 m
A: Given data : Displacement=d Work done=W Required : Force
Q: Example 7.7. A uniform magnetic field B(1), pointing straight up, fills the shaded circular region…
A: Changing magnetic field induces electric field according to Faraday's law. In the question, its…
Q: How much current does a long wire carry if it produces a magnetic field of magnitude 4.6 microteslas…
A: Strength of magnetic field (B) = 4.6 × 10-6 T Field distance (r) = 0.21 m
Q: Given data: Speed=30 m/s Time 5 s How much distance covered by car
A: Given data : Time=t Speed=S Required : Distance
Q: the first. Calculate the frequency of the first and the last fork.
A: We know the frequency of xth tuning fork =n+5(x-1) as the frequency of the last fork is an octave of…
Q: Solve the following problems. Provide correct units with answers. 1. If atmospheric pressure is 14.7…
A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: A block is pushed against a horizontal spring, compressing it to 22 cm. After being released, the…
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Q: A firefighter slides down a pole with constant speed. What can you say about the energy?
A: Firefighter is slifing down tbe pole with constant speed.We know that potential energy is given by…
Q: Determine mass Density=1032 kg/m3 Volume=0.002 m3
A: Given data : Volume=V Density=ρ Required : Mass
Q: Mass of crate: 100 kg μικ 0.25 Determine the maximum compression, X. k = 2 kN/m- 10 m 45° <
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- An annealed copper wire has a diameter of 0.325 in. and a resistanceof 0.6 Ω at 20°C. Calculate its length.What voltage would produce a current of 100amps through an aluminum wire which has a resistance of 3.44 x 10-4 ohms?An electric heater has a coiled metal wire which draws a current of 100 A. The resistance of the wire is 3.1 ohms. Calculate the voltage that must be established to it.
- What is the resistance (in Ohms) of a wire made of a material with a resistivity of 3.3x 10-82. m if its length is 4 m and its diameter is 0.64 mm?current of 1.98 A when connected to the 220 V mains supply. If all the energy produced in 2.19 minutes is used to heat 2.08 kg of water, determine the rise in temperature of An electric heating device consumes the device. (Specific heat capacity of water = 4200 J kg1 K-1) Note: - Express your answer in 2 decimal places. - No need to include the unit in the answer field. - Final answer should be in °CCompute the number of electrons that flow through a wire each second when the current in the wire is 0.2 A.
- The resistance of a metal rod with a conductivity 1.6 x 10^5(ohm-cm)^-1 and a length of 6m is measured to be 0.03 ohms. What voltage is required to produce a current of 5.2 Amperes in this rod?Calculate the resistance of a copper wire of 1-cm length, 1-mm radius, and 1.72 x 10-8 ohm-m resistivity.Calculate the resistance of a wire which has a uniform diameter of 1.72mm and a length of 312.5cm if the resistivity is known to be 0.000000060hm.m. Give your answer in units of Ohms up to 3 decimals.
- a potential difference of 60 V exists between the end of a wire length of 110cm. If its diameter is 0.14mm and the current through it is 2 A, calculate the specific resistance.A 200-m length of copper wire has a resistance of 2.0 ohms. Its cross-sectional area is?The resistance of a copper wire is 0.742 ohm and length of this wire is 1.56 meter. The diameter of the wire is 0.075 cm. Find its specific resistance.