A 1 Ω resistor and a 4 Ω resistor are connected in parallel. The combination is connected in series with a 5.2 Ω resistor and a 24 V supply. (iii) Calculate the voltage (in V) across the 1 Ω resistor
Q: Imagine a new planet having the same density as that of earth but it is 3 times bigger than the eart...
A: D
Q: Mud thrown on a wall and sticking to it is an example for ___________ a) Inelastic collision b) Elas...
A: Given: Mud thrown on a wall and sticking to it is an example for ___________
Q: The orbital speed of Jupiter is ___________ a) Greater than the orbital speed of earth b) Less than ...
A: B
Q: At which part of the earth’s surface, the value of g is largest? a) At the equator b) Immediately be...
A: D
Q: An automobile tire is rated to last 50000 miles.to an order magnitude, through how many revolutions ...
A:
Q: A copper wire of length 3m and 1mm diameter is subjected to a tension of 5N. Calculate the elongatio...
A: D
Q: Moment of inertia of a circular wire of mass M and radius R about its diameter is _____________ a) 1...
A: B
Q: What is the effect of annealing on elasticity of materials? a) Increases the elasticity b) Decreases...
A: B
Q: Momentum is conserved in all collisions but not kinetic energy. a) True b) False
A: Momentum is conserved in all collisions but not kinetic energy. Kinetic energy is conserved only ine...
Q: A 3 kg object is under the effect of a force of 6i + 10j + 12k N while traveling at 4i + 5j + 6k.A) ...
A: (a) The force is equal to mass and acceleration, F→=ma6i^+10j^+12k^=3a→a→=2i^+3.33j^+4k^ The accele...
Q: A machine gun fires 60 bullets per minute, with a velocity of 700m/s. If each bullet has a mass of 5...
A: B
Q: A flywheel is suspended by resting the inside of of the rim on a horizontal knife-edge so that the w...
A: Given: The mass of the flywheel is 350 kg. The distance of the knife edge from the axis is 350 mm. I...
Q: For a body moving in a circular path, the work done by the centripetal force is ___________ a) Negat...
A: D
Q: Residential building codes typically require the use of 12-gauge copper wire (diameter 0.205 cm) for...
A:
Q: Suppose that the temperature at a point x, y, z in space is given by T(x,y,z)=80/1+x2+2y2+3z2, where...
A: Given- T(x,y,z)=801+x2+2y2+3z2 To find maximum rate of increase, we need to take part...
Q: Using superposition, find the total voltage over the 2 ohm resistor.
A: Considering the effect of voltage source alone (replacing the current source with open).The circuit ...
Q: A thick wire is suspended from a rigid support and no load is attached to its free end but the wire ...
A: Option
Q: If a person standing on a rotating disc stretches out his hands, the angular speed will ___________ ...
A: D
Q: A position dependent force, F = 7-2x+3x2-N acts on a small body of mass 2kg and displaces it from x ...
A: Option
Q: A solid weight 6kg in air. If its density is 2000kgm-3, what will be its apparent weight in water?
A: wapparent=wair-wwater displaced=mairg-Vwaterρwaterg=mair-mwaterρsolidρwaterg
Q: The motion of a vibrating particle is defined by the position vector r = (4 sin pt)i – (cos 2pt)j, w...
A: (a) We have the position vector as- r=(4 sin pt)i-(cos 2pt)j ......(1)Here r in inches, t...
Q: During a ski competition, a skier moves on a track ABOC situated in a vertical plane as shown in the...
A: (a) Let v0 denotes the initial speed when the skier becomes air born, β denotes the angle with the h...
Q: When a rope is pulled on either side, what is the stress acting on it? a) Compressive stress b) Tens...
A: B
Q: The escape velocity in earth is 11.2km/s. What will be its value on a planet whose radius is double ...
A: Option b
Q: Please solve it.Thanks
A: a) x, L2=x, Lx2+LY2+LZ2 =x, Lx2+x,Ly2+x,Lz2 =x, LxLx+Lxx, Lx+x, LyLy+Ly[x, Ly...
Q: The interplanar spacing of (220) planes of a FCC structure is 1.7458 Å. Calculate the lattice consta...
A: Option
Q: The decrease in potential energy of a ball of mass 20kg, which falls from a height of 50cm, is? a) 9...
A: B option
Q: If 1g of steam is mixed with 1g of ice, what is the resultant temperature of the mixture? a) 270° b)...
A:
Q: Thank you!
A: The force diagram is shown below,
Q: The bulb of one thermometer is spherical, while that of other is cylindrical. If both of them have a...
A: B
Q: Consider a rigid aircraft observed by optical sensors giving the inertial velocities of the mass cen...
A: V→Icm=100i^-10j^+10k^ ft/sVI→rwt =74i^-21j^+68k^ ft/sV→rwt/cm=-2i^+10j^+1k^ ft/swe know from kinemat...
Q: Which part of the ship is made heavy? a) The whole ship should be light in weight b) The top part c)...
A: C
Q: In elastic collision, 100% energy transfer takes place when ___________ a) m1=2m2 b) m1 is greater t...
A: QUESTION: In elastic collision, 100% energy transfer takes place when ___________ OPTIONS: a) m1 = 2...
Q: Which of the following retain their relative positions even when they move under the action of an ex...
A: Option c
Q: It is painful to walk barefooted on the ground covered with edged pebbles. a) True b) False
A: While walking, when the entire weight of our body gets supported on the sharp edge of any pebble, it...
Q: A Chevrolet Corvette convertible can brake to a stop from a speed of 60.0 mi/h in a distance of 123 ...
A: Given: The initial velocity of the car is 60 mi/hr and the car stops so the final velocity of it is ...
Q: A thick wire is suspended from a rigid support and no load is attached to its free end but the wire ...
A: A
Q: a satellite revolves very near to the earth surface. its speed should be around? a) 5km/ b) 8km/ c) ...
A: Option b
Q: How would you solve?
A: Given, Mass, m=24kgHeight, h=5.0mvelocity,v =2.8m/sacceleration due to gravity,g=9.8m/s2 ...
Q: Which of the following is a crystalline solid? a) Anisotropic substances b) Isotropic substances c) ...
A: A option
Q: When a body falls freely under gravity, then the work done by the gravity is ___________ a) Positive...
A: Since we know, w= force * displacement w=f.d=fdcosθwhere θ=0, in case of free falling under gravityw...
Q: What happens when the stress applied to the body is increased beyond the maximum value and is remove...
A: D
Q: An unknown hot metal at 147.87°C with a mass of 46.89g was mixed with 38.11g of water at an initial ...
A:
Q: A bullet of mass 20g is found to pass two points 30m apart in a time interval of 4s. Calculate the k...
A: c
Q: If the distance between the earth and the sun were half its present value, the number of days in yea...
A: According to the Kepler's third law the square of the time period of a planet around the Sun is dire...
Q: What is the area of a rectangle whose electric flux is 43 C^2/Nm^2 and electric field of 84nN/C
A: Given, Electric flux ϕ=43 N*m2/Celectric field E=84 n N/C
Q: When a massive body collides against a light body at rest ___________ a) The light body starts movin...
A: A
Q: In an orbital motion, the angular momentum vector is ___________ a) Along the radius vector b) Paral...
A: D
Q: Answer d and e pls
A: From the first law of thermodynamics, the amount of heat added or removed from any system is given a...
Q: The acceleration due to gravity on the planet A is 9 times the acceleration due to gravity on planet...
A: Option
A 1 Ω resistor and a 4 Ω resistor are connected in parallel. The combination is connected in series with a 5.2 Ω resistor and a 24 V supply.
(iii) Calculate the voltage (in V) across the 1 Ω resistor
Trending now
This is a popular solution!
Step by step
Solved in 3 steps
