Question:medium

The work done per unit mass in a centrifugal compressor mainly depends on

Show Hint

Euler's equation for compressors is \[ \boxed{ W=u(V_{w2}-V_{w1}), } \] showing that the work input depends on the change in whirl velocity.

Updated On: Jul 14, 2026

Change in axial velocity
Change in whirl velocity
Diffuser vane angle
Eye diameter only

Show Solution

The Correct Option is B

Solution and Explanation

Was this answer helpful?

0

Top Questions on Centrifugal Compressors

A centrifugal compressor has an impeller tip speed of \(200\ \text{m/s}\). The whirl component of absolute velocity at the impeller exit is \(150\ \text{m/s}\). The whirl component of velocity at the inlet is zero. The specific heat at constant pressure is \(1\ \text{kJ/kg K}\). Using Euler's compressor principle, determine the temperature rise across the impeller.
- TS PGECET - 2026
- Aerospace Engineering
- Centrifugal Compressors
View Solution
The primary function of the inducer in a centrifugal compressor is to
- TS PGECET - 2026
- Aerospace Engineering
- Centrifugal Compressors
View Solution
The work done per unit mass in a centrifugal compressor mainly depends on
- TS PGECET - 2026
- Aerospace Engineering
- Centrifugal Compressors
View Solution
Slip factor in a centrifugal compressor accounts for
- TS PGECET - 2026
- Aerospace Engineering
- Centrifugal Compressors
View Solution
Want to practice more? Try solving extra ecology questions todayView All Questions

Questions Asked in TS PGECET exam

The Eigenvalues of \(3\times 3\) real matrix A are 1, 2, 3 then \(A^{-1} =\)

TS PGECET - 2026
Linear Algebra

Let \(A=\begin{bmatrix} 1 & 1 & 0 \\ 0 & 1 & 1 \\ 0 & 0 & 1 \end{bmatrix}\). If \(u_1\) and \(u_2\) are column matrices such that \(Au_1 = \begin{bmatrix} 2 \\ 1 \\ 0 \end{bmatrix}\) and \(Au_2 = \begin{bmatrix} 1 \\ 0 \\ 1 \end{bmatrix}\), then \(u_1 - u_2\) is

TS PGECET - 2026
Matrices

Let \(a,b\) and \(c\) be real numbers. Suppose there exist real numbers \(x,y,z\) which are not all zero such that the system of equations \(x = cy + bz\), \(y = cx + az\) and \(z = bx + ay\) has a non-zero solution then \(\left(a+b+c\right)^2 =\)

TS PGECET - 2026
Determinants

For the function \(f(x)=\log x\), the number \(c\) strictly between \(e^2\) and \(e^3\) that satisfies \(f'(c)=\dfrac{f(e^3)-f(e^2)}{e^3-e^2}\) is

TS PGECET - 2026
Calculus