The first member of Balmer series of hydrogen atom has a wavelength of 6561 Å. The wavelength of the second member of the Balmer series (in nm) is
Q: Which of the following integrals will give the correct numerical value of the potential difference V...
A: Potential difference between two points is calculated by integrating electric field along line conne...
Q: The disc weighing 5 kg is tied with an elastic cord of 0.5 m in unextended length as in the figure. ...
A: Given: mass= 5 kg V=0.5 m VB= 5 m/s
Q: In the saturation region (I-V characteristics) of JFET the value of D18 ssmemanmnssnes at specific (...
A: In saturation region of the JFET I-V characteristic To find: Value of ID in saturation region at n...
Q: Define what is meant by a central force. A central force is expressed as F = ±F (r) A. Explain the s...
A:
Q: no numerical numbers just equations please
A: Let the angular displacements of A and B be θA and θB respectively. Here, we will consider small-ang...
Q: 4. A thermodynamic steady flow system receives 4.56 kg per minute of a fluid work pressure is equal ...
A:
Q: H4
A: The process of condensation is to separate the water from saltwater. The saltwater is boiled in a sp...
Q: A permanent magnet is held upright on top of a loop of wire that is in the horizontal plane, as show...
A:
Q: According to Einstein’s two postulates of special relativity: The first postulate states that: All ...
A: Einstein gave two postulates in special theory relativity first one is about the internal frame...
Q: There are two concentric cylinders of mass 10 kg and 20 kg respectively whose radii are (r = 20cm; R...
A: Given that: m2=20 kgm1=10 kgr=20 cm=0.2 mR=30 cm=0.3 ma=0.6 m/s2
Q: H5
A: More than three subpart solution is required, so first three is answered. Here the hall coefficient ...
Q: a. A radioactive sample with a half-life of five hours. Calculate the radioactive efficiency after t...
A: Concept used: Radioactive decay follows exponential law. Decay constant can be calculated using half...
Q: In the theory of special relativity, what is meant by length contraction?
A: Length contraction in special theory of relativity : ...
Q: Directions: Study the illustrations and parts of a refrigeration cooling cycle then answer the quest...
A: Solution: 1. The Compressor sucks the colder gas from inside the refrigerator and compresses the gas...
Q: It is the type of reflection that produces the same pattern as a light strikes a smooth surface. *Sp...
A: Note :- We’ll answer the first question since the exact one wasn’t specified. Please submit a new qu...
Q: H2
A: Given data, Activity of the fresh sample = 12 mCi Activity of the sample after 9.6 minutes = 6 mCi
Q: * The ideal OP-AMP has zero input impedance low input impedance intermediate input impedance infinit...
A: Op-amp has two input terminals and the voltage zero between them. One terminal is connected to the g...
Q: 8. In a plane electromagnetic wave, the directions of electric field and magnetic field are represen...
A: Given data-E→=k^B→=2(i^-j^)Direction of propagation D→=?
Q: ics and their remedies on the
A: Given: To explain the behavior of the physics and the remedies of the black body radiation as,
Q: Compare the alignment of magnetic dipoles in (Diamagnetic & Diamagnetic & Ferromagnetic) Wri...
A: (a) Compare the alignment of magnetic dipoles in (Diamagnetic & Diamagnetic & Ferromagnetic)...
Q: Implement the following multi-level function using fewest number of NAND gates only.Assume that all ...
A: This is a boolean function. Boolean functions are built out of boolean variables which can take the ...
Q: Which of the following is true regarding the parallel-plate capacitor? The surface charge densities ...
A:
Q: QU: A strong paralll beam of monochromatic light i incident normally on 4 thin plate having a circul...
A: Given: The diameter of the circular hole is D = 1 mm The wavelength of the light is used is 5 x 10-7...
Q: Which of the following does not affect the electric field field due to a uniform infinite sheet char...
A:
Q: Two sources of light emit X-rays of wavelength 1 nm and visible light of wavelength 500 nm, respecti...
A: Given: Wavelength of source 1 emitting X-ray =1 nm Wavelength of source 2 emitting visible light =50...
Q: Calculate the equivalent capacitance Ceq of three capacitors C1 = 30 μF, C2 = 40 μF, C3 = 10 μF , sh...
A: Given: C1 = 30 μF, C2 = 40 μF, C3 = 10 μF
Q: A ship’s foghorn is blown in air whose temperature is 10 o^C. The echo from an iceberg is heard 6 se...
A: Concept used: Echo is the sound reverting back after striking an obstacle. The speed of sound depend...
Q: 6. The mean distance between the Earth and the Sun is 1.50 x 10 m. The average intensity of solar ra...
A: The average Power radiated is given by P=IA Where I is intensity and A is area The rms value o...
Q: 1. Four long, straight and current carrying parallel wires are arrangedas shown in the figure. Assum...
A: The current flowing through the wires are given as, i1=1 A, i2=2 A, and i3=3 A. The distance between...
Q: 8. In a plane electromagnetic wave, the directions of electric field and magnetic field are represen...
A: We have data as-Electric field E=k^Magnetic field B=2(i^-j^)The direction of propagation vector P is...
Q: Why the collector of BJT is made * ?bigger than emitter to inject more electrons to the O emitter to...
A: BJT is bipolar junction transistor, here electrons and holes are the charge carriers. It uses two ju...
Q: A glass plate with a refractive index of 1.6 was placed on the upper surface of the water in the ves...
A: Refraction is the phenomenon of bending of light rays when travelling from a medium to another with ...
Q: Hello, I need help drawing a graph of the data I have collected(Table 6.2 & Table 6.3). The Forc...
A: Refer to the table between force and acceleration below : The x and y coordinates of a point in th...
Q: fi? ) a solenoid having 500 turns about a cylindrical core of 2 cm T n which 1, = 50 for 0 < p <...
A: The number of turns in the solenoid is given as, N=500 turns The radius of the cylindrical core is g...
Q: (g) Figure Ql.(g) below shows the transfer of heat from the sun to the earth. Identify the type of h...
A: The heat transfer is of three types: Conduction : This type of heat transfer takes place in solids ...
Q: Give the reason for the following statements: 1) Flow reversal can easily be detected by magnetic fl...
A: Since you have posted multiple questions, we will solve the first question for you. If you want any ...
Q: As in figures bellow that show two electrical voltage (separated) if you know that the capacitors (x...
A:
Q: 9- In fuel cell, Hydroxyl ions are used at anode and produced at cathode. Select one: True False
A: In an alkaline fuel cell, power is produced through redox reaction between oxygen and hydrogen. Thes...
Q: Compute for the magnification of an object placed 3cm in front of a concave mirror with focal length...
A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...
Q: 8. In a plane electromagnetic wave, the directions of electric field and magnetic field are represen...
A: In plane electromagnetic wave,The directions of electric field E→= k^The directions of magnetic fie...
Q: Calculate the ground state L and S values by taking into account the electronic shape of the gadolin...
A:
Q: Physics problem. Answer letter A only
A: The vector pointing from a point A to B in some co-ordinate system with its origin at O, can be give...
Q: 13-11. Determine the time needed to pull the cord at B down 4 ft starting from rest when a force of ...
A: The force applied on the cord is given as, F=10 lbs The weight of the block is given as, w=20 lbs TO...
Q: Consider two charged metallic spheres ?1 and ?2 of radii ?1 and ?2, respectively. The electric field...
A: We have been given that- E1E2=r1r2On the basis of this-We have to find-V1V2=?
Q: Explain a process to prepare a fuel from animal waste. Also give composition of landfill gas.
A: Animal waste can be prepared into a fuel in a bio gas plant. Here in bio gas plant animal waste is d...
Q: A heat engine is involved with exchange of heat of 1915 J, –40J, + 125J and –QJ, during one cycle ac...
A: Given data- Q1=1915 J Q2=-40 J Q3=125 J Q4=-Q J η=50%=0.5
Q: Was really confused on this and needing help please. I need to know what the trend line equation is,...
A: Let us first consider the refrigerator. Below is the plot of its force vs acceleration :
Q: 2. Two-point charges with q1= 8 µC and q2=-5 µC are depicted in the figure. At the instant shown in ...
A: From biot savart law B=μo4πqv×r^r2 here v1=9×104 i^ m/sq1=8μCr1=0.3y^mv2=6.4×104 y^ m/sq2=-5μCr2=0.4...
Q: A heat engine is involved with exchange of heat of 1915 J, –40J, + 125J and –QJ, during one cycle ac...
A: Provided data-Q1=1915 JQ2=-40 JQ3=125 JQ4=-Q Jη=0.5
Q: A central force is expressed as F = F (r) r. Explain the significance of the (+) and (-) sign in thi...
A: Central force :- Central force is a force, which magnitude depends only o...
The first member of Balmer series of hydrogen atom has a wavelength of 6561 Å. The wavelength of the second member of the Balmer series (in nm) is
Step by step
Solved in 2 steps